5166138132 has 72 divisors (see below), whose sum is σ = 13283361000. Its totient is φ = 1692684288.

The previous prime is 5166138119. The next prime is 5166138157. The reversal of 5166138132 is 2318316615.

5166138132 is a `hidden beast` number, since 5 + 1 + 6 + 613 + 8 + 1 + 32 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 266256 + 5165871876 = 516^2 + 71874^2 .

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 23 ways as a sum of consecutive naturals, for example, 515344 + ... + 525272.

It is an arithmetic number, because the mean of its divisors is an integer number (184491125).

Almost surely, 2^5166138132 is an apocalyptic number.

It is an amenable number.

5166138132 is an abundant number, since it is smaller than the sum of its proper divisors (8117222868).

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

5166138132 is a wasteful number, since it uses less digits than its factorization.

5166138132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10185 (or 10180 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 5166138132 is about 71875.8522175563. The cubic root of 5166138132 is about 1728.7094445779.

The spelling of 5166138132 in words is "five billion, one hundred sixty-six million, one hundred thirty-eight thousand, one hundred thirty-two".