16044537617768 has 16 divisors (see below), whose sum is σ = 32818372400160. Its totient is φ = 7292971644400.

The previous prime is 16044537617753. The next prime is 16044537617777. The reversal of 16044537617768 is 86771673544061.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91162145468 + ... + 91162145643.

It is an arithmetic number, because the mean of its divisors is an integer number (2051148275010).

Almost surely, 2^{16044537617768} is an apocalyptic number.

It is an amenable number.

16044537617768 is an abundant number, since it is smaller than the sum of its proper divisors (16773834782392).

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

16044537617768 is a wasteful number, since it uses less digits than its factorization.

16044537617768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182324291128 (or 182324291124 counting only the distinct ones).

The product of its (nonzero) digits is 142248960, while the sum is 65.

The spelling of 16044537617768 in words is "sixteen trillion, forty-four billion, five hundred thirty-seven million, six hundred seventeen thousand, seven hundred sixty-eight".