3160638956 has 12 divisors (see below), whose sum is σ = 5532571968. Its totient is φ = 1579904112.

The previous prime is 3160638953. The next prime is 3160638959. The reversal of 3160638956 is 6598360613.

It is an interprime number because it is at equal distance from previous prime (3160638953) and next prime (3160638959).

It is a super-2 number, since 2×3160638956² = 19979277220369539872, which contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3160638956.

It is not an unprimeable number, because it can be changed into a prime (3160638953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86396 + ... + 117411.

It is an arithmetic number, because the mean of its divisors is an integer number (461047664).

Almost surely, 2^3160638956 is an apocalyptic number.

It is an amenable number.

3160638956 is a deficient number, since it is larger than the sum of its proper divisors (2371933012).

3160638956 is a wasteful number, since it uses less digits than its factorization.

3160638956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207688 (or 207686 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 47.

The square root of 3160638956 is about 56219.5602615318. The cubic root of 3160638956 is about 1467.5456841154.

The spelling of 3160638956 in words is "three billion, one hundred sixty million, six hundred thirty-eight thousand, nine hundred fifty-six".