16106400564 has 24 divisors (see below), whose sum is σ = 37591757280. Its totient is φ = 5367349344.

The previous prime is 16106400553. The next prime is 16106400589. The reversal of 16106400564 is 46500460161.

It is a happy number.

It is a super-2 number, since 2×16106400564² (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, 134619 + ... + 224354.

It is an arithmetic number, because the mean of its divisors is an integer number (1566323220).

Almost surely, 2^16106400564 is an apocalyptic number.

It is an amenable number.

16106400564 is an abundant number, since it is smaller than the sum of its proper divisors (21485356716).

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

16106400564 is a wasteful number, since it uses less digits than its factorization.

16106400564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362719 (or 362717 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 16106400564 in words is "sixteen billion, one hundred six million, four hundred thousand, five hundred sixty-four".