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52423344360 = 23325145620401
BaseRepresentation
bin110000110100101011…
…001100000011101000
312000022110202211010200
4300310223030003220
51324330334004420
640025530112200
73534046034442
oct606453140350
9160273684120
1052423344360
112026167a592
12a1b057b660
134c35b400ba
142774509492
15156c4ccb90
hexc34acc0e8

52423344360 has 48 divisors (see below), whose sum is σ = 170375870340. Its totient is φ = 13979558400.

The previous prime is 52423344301. The next prime is 52423344367. The reversal of 52423344360 is 6344332425.

52423344360 is a `hidden beast` number, since 5 + 24 + 233 + 44 + 360 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 47701180836 + 4722163524 = 218406^2 + 68718^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (52423344367) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72809841 + ... + 72810560.

Almost surely, 252423344360 is an apocalyptic number.

It is an amenable number.

52423344360 is an abundant number, since it is smaller than the sum of its proper divisors (117952525980).

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

52423344360 is a wasteful number, since it uses less digits than its factorization.

52423344360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145620418 (or 145620411 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

Adding to 52423344360 its reverse (6344332425), we get a palindrome (58767676785).

The spelling of 52423344360 in words is "fifty-two billion, four hundred twenty-three million, three hundred forty-four thousand, three hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 145620401 291240802 436861203 582481604 728102005 873722406 1164963208 1310583609 1456204010 1747444812 2184306015 2621167218 2912408020 3494889624 4368612030 5242334436 5824816040 6552918045 8737224060 10484668872 13105836090 17474448120 26211672180 52423344360