16527252656 has 40 divisors (see below), whose sum is σ = 33467337120. Its totient is φ = 7896397824.

The previous prime is 16527252653. The next prime is 16527252683. The reversal of 16527252656 is 65625272561.

It is a self number, because there is not a number n which added to its sum of digits gives 16527252656.

It is not an unprimeable number, because it can be changed into a prime (16527252653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138596 + ... + 228611.

It is an arithmetic number, because the mean of its divisors is an integer number (836683428).

Almost surely, 2^16527252656 is an apocalyptic number.

16527252656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16527252656 is an abundant number, since it is smaller than the sum of its proper divisors (16940084464).

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

16527252656 is a wasteful number, since it uses less digits than its factorization.

16527252656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367341 (or 367335 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 47.

The spelling of 16527252656 in words is "sixteen billion, five hundred twenty-seven million, two hundred fifty-two thousand, six hundred fifty-six".