20051444765016 has 64 divisors (see below), whose sum is σ = 63655380211200. Its totient is φ = 5728984218144.

The previous prime is 20051444764991. The next prime is 20051444765047. The reversal of 20051444765016 is 61056744415002.

20051444765016 is a `hidden beast` number, since 2 + 0 + 0 + 514 + 4 + 4 + 76 + 50 + 16 = 666.

It is a congruent number.

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, 6630767260 + ... + 6630770283.

It is an arithmetic number, because the mean of its divisors is an integer number (994615315800).

Almost surely, 2^{20051444765016} is an apocalyptic number.

It is an amenable number.

20051444765016 is an abundant number, since it is smaller than the sum of its proper divisors (43603935446184).

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

20051444765016 is a wasteful number, since it uses less digits than its factorization.

20051444765016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13261537565 (or 13261537555 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 20051444765016 in words is "twenty trillion, fifty-one billion, four hundred forty-four million, seven hundred sixty-five thousand, sixteen".