3181653164 has 12 divisors (see below), whose sum is σ = 5569831344. Its totient is φ = 1590272784.

The previous prime is 3181653161. The next prime is 3181653179. The reversal of 3181653164 is 4613561813.

3181653164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3181653161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125387 + ... + 148610.

It is an arithmetic number, because the mean of its divisors is an integer number (464152612).

Almost surely, 2^3181653164 is an apocalyptic number.

It is an amenable number.

3181653164 is a deficient number, since it is larger than the sum of its proper divisors (2388178180).

3181653164 is a wasteful number, since it uses less digits than its factorization.

3181653164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276904 (or 276902 counting only the distinct ones).

The product of its digits is 51840, while the sum is 38.

The square root of 3181653164 is about 56406.1447361899. The cubic root of 3181653164 is about 1470.7909365996.

The spelling of 3181653164 in words is "three billion, one hundred eighty-one million, six hundred fifty-three thousand, one hundred sixty-four".