20116756002765 has 32 divisors (see below), whose sum is σ = 32543969788800. Its totient is φ = 10610306072576.

The previous prime is 20116756002709. The next prime is 20116756002773. The reversal of 20116756002765 is 56720065761102.

It is a cyclic number.

It is not a de Polignac number, because 20116756002765 - 2²³ = 20116747614157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12455307 + ... + 13977416.

It is an arithmetic number, because the mean of its divisors is an integer number (1016999055900).

Almost surely, 2^{20116756002765} is an apocalyptic number.

It is an amenable number.

20116756002765 is a deficient number, since it is larger than the sum of its proper divisors (12427213786035).

20116756002765 is a wasteful number, since it uses less digits than its factorization.

20116756002765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26433293.

The product of its (nonzero) digits is 1058400, while the sum is 48.

The spelling of 20116756002765 in words is "twenty trillion, one hundred sixteen billion, seven hundred fifty-six million, two thousand, seven hundred sixty-five".