16655537480856 has 64 divisors (see below), whose sum is σ = 42008839488000. Its totient is φ = 5502674018688.

The previous prime is 16655537480837. The next prime is 16655537480863. The reversal of 16655537480856 is 65808473555661.

16655537480856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 3374106 + ... + 6685481.

It is an arithmetic number, because the mean of its divisors is an integer number (656388117000).

Almost surely, 2^{16655537480856} is an apocalyptic number.

It is an amenable number.

16655537480856 is an abundant number, since it is smaller than the sum of its proper divisors (25353302007144).

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

16655537480856 is a wasteful number, since it uses less digits than its factorization.

16655537480856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10060208 (or 10060204 counting only the distinct ones).

The product of its (nonzero) digits is 725760000, while the sum is 69.

The spelling of 16655537480856 in words is "sixteen trillion, six hundred fifty-five billion, five hundred thirty-seven million, four hundred eighty thousand, eight hundred fifty-six".