3138615504 has 60 divisors (see below), whose sum is σ = 8789531556. Its totient is φ = 1045518336.

The previous prime is 3138615499. The next prime is 3138615511. The reversal of 3138615504 is 4055168313.

3138615504 is a `hidden beast` number, since 3 + 1 + 38 + 615 + 5 + 0 + 4 = 666.

3138615504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2242211904 + 896403600 = 47352^2 + 29940^2 .

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 11 ways as a sum of consecutive naturals, for example, 243264 + ... + 255840.

Almost surely, 2^3138615504 is an apocalyptic number.

It is an amenable number.

3138615504 is an abundant number, since it is smaller than the sum of its proper divisors (5650916052).

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

3138615504 is a wasteful number, since it uses less digits than its factorization.

3138615504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14324 (or 14315 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 3138615504 is about 56023.3478471253. The cubic root of 3138615504 is about 1464.1290981739.

The spelling of 3138615504 in words is "three billion, one hundred thirty-eight million, six hundred fifteen thousand, five hundred four".