16164644162 has 8 divisors (see below), whose sum is σ = 24329721276. Its totient is φ = 8054737072.

The previous prime is 16164644159. The next prime is 16164644189. The reversal of 16164644162 is 26144646161.

It can be written as a sum of positive squares in 2 ways, for example, as 16032371161 + 132273001 = 126619^2 + 11501^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×16164644162³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13791773 + ... + 13792944.

Almost surely, 2^16164644162 is an apocalyptic number.

16164644162 is a deficient number, since it is larger than the sum of its proper divisors (8165077114).

16164644162 is a wasteful number, since it uses less digits than its factorization.

16164644162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27585012.

The product of its digits is 165888, while the sum is 41.

The spelling of 16164644162 in words is "sixteen billion, one hundred sixty-four million, six hundred forty-four thousand, one hundred sixty-two".