16039634072 has 32 divisors (see below), whose sum is σ = 37495249920. Its totient is φ = 6249207840.

The previous prime is 16039634059. The next prime is 16039634123. The reversal of 16039634072 is 27043693061.

It is a super-2 number, since 2×16039634072² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13018568 + ... + 13019799.

It is an arithmetic number, because the mean of its divisors is an integer number (1171726560).

Almost surely, 2^16039634072 is an apocalyptic number.

It is an amenable number.

16039634072 is an abundant number, since it is smaller than the sum of its proper divisors (21455615848).

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

16039634072 is a wasteful number, since it uses less digits than its factorization.

16039634072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26038391 (or 26038387 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 41.

The spelling of 16039634072 in words is "sixteen billion, thirty-nine million, six hundred thirty-four thousand, seventy-two".