16570413816 has 32 divisors (see below), whose sum is σ = 45192038400. Its totient is φ = 5021337440.

The previous prime is 16570413799. The next prime is 16570413829. The reversal of 16570413816 is 61831407561.

It is a super-2 number, since 2×16570413816² (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, 31383096 + ... + 31383623.

It is an arithmetic number, because the mean of its divisors is an integer number (1412251200).

Almost surely, 2^16570413816 is an apocalyptic number.

It is an amenable number.

16570413816 is an abundant number, since it is smaller than the sum of its proper divisors (28621624584).

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

16570413816 is a wasteful number, since it uses less digits than its factorization.

16570413816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62766739 (or 62766735 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 16570413816 in words is "sixteen billion, five hundred seventy million, four hundred thirteen thousand, eight hundred sixteen".