3129196964 has 12 divisors (see below), whose sum is σ = 5490778524. Its totient is φ = 1560403104.

The previous prime is 3129196927. The next prime is 3129196979. The reversal of 3129196964 is 4696919213.

It can be written as a sum of positive squares in 2 ways, for example, as 1801323364 + 1327873600 = 42442^2 + 36440^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1047167 + ... + 1050150.

It is an arithmetic number, because the mean of its divisors is an integer number (457564877).

Almost surely, 2^3129196964 is an apocalyptic number.

It is an amenable number.

3129196964 is a deficient number, since it is larger than the sum of its proper divisors (2361581560).

3129196964 is a wasteful number, since it uses less digits than its factorization.

3129196964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097694 (or 2097692 counting only the distinct ones).

The product of its digits is 629856, while the sum is 50.

The square root of 3129196964 is about 55939.2256292487. The cubic root of 3129196964 is about 1462.6630828343.

The spelling of 3129196964 in words is "three billion, one hundred twenty-nine million, one hundred ninety-six thousand, nine hundred sixty-four".