52540702056 has 64 divisors (see below), whose sum is σ = 149340523200. Its totient is φ = 17106272064.

The previous prime is 52540702003. The next prime is 52540702087. The reversal of 52540702056 is 65020704525.

52540702056 is a `hidden beast` number, since 525 + 40 + 70 + 20 + 5 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52540702056.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2819131 + ... + 2837706.

It is an arithmetic number, because the mean of its divisors is an integer number (2333445675).

Almost surely, 2^52540702056 is an apocalyptic number.

It is an amenable number.

52540702056 is an abundant number, since it is smaller than the sum of its proper divisors (96799821144).

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

52540702056 is a wasteful number, since it uses less digits than its factorization.

52540702056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656895 (or 5656885 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The spelling of 52540702056 in words is "fifty-two billion, five hundred forty million, seven hundred two thousand, fifty-six".