3138797625 has 64 divisors (see below), whose sum is σ = 5514512640. Its totient is φ = 1581120000.

The previous prime is 3138797617. The next prime is 3138797633. The reversal of 3138797625 is 5267978313.

It is an interprime number because it is at equal distance from previous prime (3138797617) and next prime (3138797633).

It is not a de Polignac number, because 3138797625 - 2³ = 3138797617 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4281759 + ... + 4282491.

It is an arithmetic number, because the mean of its divisors is an integer number (86164260).

Almost surely, 2^3138797625 is an apocalyptic number.

It is an amenable number.

3138797625 is a deficient number, since it is larger than the sum of its proper divisors (2375715015).

3138797625 is a wasteful number, since it uses less digits than its factorization.

3138797625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371 (or 1361 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 51.

The square root of 3138797625 is about 56024.9732262319. The cubic root of 3138797625 is about 1464.1574167641.

The spelling of 3138797625 in words is "three billion, one hundred thirty-eight million, seven hundred ninety-seven thousand, six hundred twenty-five".