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23265412342660 = 22537971234726251
BaseRepresentation
bin1010100101000111001101…
…01000110110001110000100
310001101011002120212202201001
411102203212220312032010
511022140031024431120
6121251552145143044
74620604414664245
oct522434650661604
9101334076782631
1023265412342660
11745a895815134
122738bab62aa84
13cc9bc3c920b7
145a60a2844ccc
152a52c0508e0a
hex1528e6a36384

23265412342660 has 96 divisors (see below), whose sum is σ = 50701169731968. Its totient is φ = 8960232960000.

The previous prime is 23265412342657. The next prime is 23265412342661. The reversal of 23265412342660 is 6624321456232.

It is a super-2 number, since 2×232654123426602 (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23265412342660.

It is not an unprimeable number, because it can be changed into a prime (23265412342661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 886254535 + ... + 886280785.

It is an arithmetic number, because the mean of its divisors is an integer number (528137184708).

Almost surely, 223265412342660 is an apocalyptic number.

23265412342660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23265412342660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25350584865984).

23265412342660 is an abundant number, since it is smaller than the sum of its proper divisors (27435757389308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23265412342660 is a wasteful number, since it uses less digits than its factorization.

23265412342660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38741 (or 38739 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 46.

Adding to 23265412342660 its reverse (6624321456232), we get a palindrome (29889733798892).

The spelling of 23265412342660 in words is "twenty-three trillion, two hundred sixty-five billion, four hundred twelve million, three hundred forty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 37 74 97 148 185 194 370 388 485 740 970 1940 3589 7178 12347 14356 17945 24694 26251 35890 49388 52502 61735 71780 105004 123470 131255 246940 262510 456839 525020 913678 971287 1197659 1827356 1942574 2284195 2395318 2546347 3885148 4568390 4790636 4856435 5092694 5988295 9136780 9712870 10185388 11976590 12731735 19425740 23953180 25463470 44313383 50926940 88626766 94214839 177253532 188429678 221566915 324121097 376859356 443133830 471074195 648242194 886267660 942148390 1296484388 1620605485 1884296780 3241210970 6482421940 11992480589 23984961178 31439746409 47969922356 59962402945 62879492818 119924805890 125758985636 157198732045 239849611780 314397464090 628794928180 1163270617133 2326541234266 4653082468532 5816353085665 11632706171330 23265412342660