52507375656435 has 160 divisors (see below), whose sum is σ = 109384433664000. Its totient is φ = 23601169013760.

The previous prime is 52507375656389. The next prime is 52507375656497. The reversal of 52507375656435 is 53465657370525.

52507375656435 is a `hidden beast` number, since 5 + 2 + 5 + 0 + 7 + 3 + 7 + 565 + 64 + 3 + 5 = 666.

It is not a de Polignac number, because 52507375656435 - 2¹⁵ = 52507375623667 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 53489166 + ... + 54461964.

It is an arithmetic number, because the mean of its divisors is an integer number (683652710400).

Almost surely, 2^{52507375656435} is an apocalyptic number.

52507375656435 is an abundant number, since it is smaller than the sum of its proper divisors (56877058007565).

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

52507375656435 is a wasteful number, since it uses less digits than its factorization.

52507375656435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973143 (or 973134 counting only the distinct ones).

The product of its (nonzero) digits is 396900000, while the sum is 63.

The spelling of 52507375656435 in words is "fifty-two trillion, five hundred seven billion, three hundred seventy-five million, six hundred fifty-six thousand, four hundred thirty-five".