52402538087712 has 144 divisors (see below), whose sum is σ = 149120960421888. Its totient is φ = 17455649679360.

The previous prime is 52402538087699. The next prime is 52402538087717. The reversal of 52402538087712 is 21778083520425.

52402538087712 is a `hidden beast` number, since 5 + 24 + 0 + 2 + 538 + 0 + 8 + 77 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (52402538087717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3591421537 + ... + 3591436127.

It is an arithmetic number, because the mean of its divisors is an integer number (1035562225152).

Almost surely, 2^{52402538087712} is an apocalyptic number.

It is an amenable number.

52402538087712 is an abundant number, since it is smaller than the sum of its proper divisors (96718422334176).

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

52402538087712 is a wasteful number, since it uses less digits than its factorization.

52402538087712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22223 (or 22212 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 54.

The spelling of 52402538087712 in words is "fifty-two trillion, four hundred two billion, five hundred thirty-eight million, eighty-seven thousand, seven hundred twelve".