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53148566152 = 23112365939847
BaseRepresentation
bin110001011111111001…
…101100001010001000
312002012000101220102001
4301133321230022020
51332322013104102
640225514120344
73561033233623
oct613771541210
9162160356361
1053148566152
11205a3a86440
12a3734200b4
135020170616
14280296adba
1515b0ed3487
hexc5fe6c288

53148566152 has 64 divisors (see below), whose sum is σ = 113614617600. Its totient is φ = 23072427840.

The previous prime is 53148566113. The next prime is 53148566153. The reversal of 53148566152 is 25166584135.

53148566152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (53148566153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1313893 + ... + 1353739.

It is an arithmetic number, because the mean of its divisors is an integer number (1775228400).

Almost surely, 253148566152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53148566152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56807308800).

53148566152 is an abundant number, since it is smaller than the sum of its proper divisors (60466051448).

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

53148566152 is a wasteful number, since it uses less digits than its factorization.

53148566152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40546 (or 40542 counting only the distinct ones).

The product of its digits is 864000, while the sum is 46.

The spelling of 53148566152 in words is "fifty-three billion, one hundred forty-eight million, five hundred sixty-six thousand, one hundred fifty-two".

Divisors: 1 2 4 8 11 22 23 44 46 88 92 184 253 506 659 1012 1318 2024 2636 5272 7249 14498 15157 28996 30314 39847 57992 60628 79694 121256 159388 166727 318776 333454 438317 666908 876634 916481 1333816 1753268 1832962 3506536 3665924 7331848 10081291 20162582 26259173 40325164 52518346 80650328 105036692 210073384 288850903 577701806 603960979 1155403612 1207921958 2310807224 2415843916 4831687832 6643570769 13287141538 26574283076 53148566152