16536360512 has 56 divisors (see below), whose sum is σ = 38795309760. Its totient is φ = 6842626560.

The previous prime is 16536360469. The next prime is 16536360539. The reversal of 16536360512 is 21506363561.

It is a tau number, because it is divible by the number of its divisors (56).

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, 623414 + ... + 649397.

Almost surely, 2^16536360512 is an apocalyptic number.

It is an amenable number.

16536360512 is an abundant number, since it is smaller than the sum of its proper divisors (22258949248).

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

16536360512 is a wasteful number, since it uses less digits than its factorization.

16536360512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272859 (or 1272849 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 16536360512 in words is "sixteen billion, five hundred thirty-six million, three hundred sixty thousand, five hundred twelve".