16436626536 has 64 divisors (see below), whose sum is σ = 45223945920. Its totient is φ = 4936709120.

The previous prime is 16436626523. The next prime is 16436626561. The reversal of 16436626536 is 63562663461.

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, 245655 + ... + 305318.

It is an arithmetic number, because the mean of its divisors is an integer number (706624155).

Almost surely, 2^16436626536 is an apocalyptic number.

It is an amenable number.

16436626536 is an abundant number, since it is smaller than the sum of its proper divisors (28787319384).

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

16436626536 is a wasteful number, since it uses less digits than its factorization.

16436626536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551106 (or 551102 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 48.

The spelling of 16436626536 in words is "sixteen billion, four hundred thirty-six million, six hundred twenty-six thousand, five hundred thirty-six".