6647962874 has 16 divisors (see below), whose sum is σ = 11432925888. Its totient is φ = 2840022432.

The previous prime is 6647962843. The next prime is 6647962889. The reversal of 6647962874 is 4782697466.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754172 + ... + 762935.

It is an arithmetic number, because the mean of its divisors is an integer number (714557868).

Almost surely, 2^6647962874 is an apocalyptic number.

6647962874 is a deficient number, since it is larger than the sum of its proper divisors (4784963014).

6647962874 is a wasteful number, since it uses less digits than its factorization.

6647962874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517429.

The product of its digits is 24385536, while the sum is 59.

The square root of 6647962874 is about 81535.0407738906. The cubic root of 6647962874 is about 1880.3103148921.

The spelling of 6647962874 in words is "six billion, six hundred forty-seven million, nine hundred sixty-two thousand, eight hundred seventy-four".