15162046164 has 36 divisors (see below), whose sum is σ = 39261074580. Its totient is φ = 4930746240.

The previous prime is 15162046127. The next prime is 15162046171. The reversal of 15162046164 is 46164026151.

15162046164 is a `hidden beast` number, since 1 + 5 + 16 + 20 + 4 + 616 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7561693764 + 7600352400 = 86958^2 + 87180^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×15162046164² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5134719 + ... + 5137670.

It is an arithmetic number, because the mean of its divisors is an integer number (1090585405).

Almost surely, 2^15162046164 is an apocalyptic number.

It is an amenable number.

15162046164 is an abundant number, since it is smaller than the sum of its proper divisors (24099028416).

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

15162046164 is a wasteful number, since it uses less digits than its factorization.

15162046164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10272440 (or 10272435 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 15162046164 in words is "fifteen billion, one hundred sixty-two million, forty-six thousand, one hundred sixty-four".