12164162506 has 8 divisors (see below), whose sum is σ = 18251174340. Its totient is φ = 6080437728.

The previous prime is 12164162497. The next prime is 12164162533. The reversal of 12164162506 is 60526146121.

It can be written as a sum of positive squares in 2 ways, for example, as 10015005625 + 2149156881 = 100075^2 + 46359^2 .

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

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, 812491 + ... + 827326.

Almost surely, 2^12164162506 is an apocalyptic number.

12164162506 is a deficient number, since it is larger than the sum of its proper divisors (6087011834).

12164162506 is a wasteful number, since it uses less digits than its factorization.

12164162506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643528.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 12164162506 in words is "twelve billion, one hundred sixty-four million, one hundred sixty-two thousand, five hundred six".