52776505701568 has 42 divisors (see below), whose sum is σ = 115114663989668. Its totient is φ = 23989320769920.

The previous prime is 52776505701559. The next prime is 52776505701607. The reversal of 52776505701568 is 86510750567725.

It is a super-2 number, since 2×52776505701568² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3407566230 + ... + 3407581717.

Almost surely, 2^{52776505701568} is an apocalyptic number.

It is an amenable number.

52776505701568 is an abundant number, since it is smaller than the sum of its proper divisors (62338158288100).

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

52776505701568 is a wasteful number, since it uses less digits than its factorization.

52776505701568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6815147981 (or 6815147960 counting only the distinct ones).

The product of its (nonzero) digits is 123480000, while the sum is 64.

The spelling of 52776505701568 in words is "fifty-two trillion, seven hundred seventy-six billion, five hundred five million, seven hundred one thousand, five hundred sixty-eight".