16162409664 has 42 divisors (see below), whose sum is σ = 46326630740. Its totient is φ = 5387469696.

The previous prime is 16162409657. The next prime is 16162409689. The reversal of 16162409664 is 46690426161.

It is a happy number.

16162409664 is a `hidden beast` number, since 1 + 616 + 24 + 0 + 9 + 6 + 6 + 4 = 666.

It is a super-2 number, since 2×16162409664² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14029294 + ... + 14030445.

Almost surely, 2^16162409664 is an apocalyptic number.

It is an amenable number.

16162409664 is an abundant number, since it is smaller than the sum of its proper divisors (30164221076).

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

16162409664 is a wasteful number, since it uses less digits than its factorization.

16162409664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28059757 (or 28059744 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 16162409664 in words is "sixteen billion, one hundred sixty-two million, four hundred nine thousand, six hundred sixty-four".