6349985824 has 48 divisors (see below), whose sum is σ = 15386511168. Its totient is φ = 2512081152.

The previous prime is 6349985777. The next prime is 6349985857. The reversal of 6349985824 is 4285899436.

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, 1087402 + ... + 1093225.

It is an arithmetic number, because the mean of its divisors is an integer number (320552316).

Almost surely, 2^6349985824 is an apocalyptic number.

It is an amenable number.

6349985824 is an abundant number, since it is smaller than the sum of its proper divisors (9036525344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6349985824 is a wasteful number, since it uses less digits than its factorization.

6349985824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180657 (or 2180649 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 58.

The square root of 6349985824 is about 79686.7983043616. The cubic root of 6349985824 is about 1851.7865210226.

The spelling of 6349985824 in words is "six billion, three hundred forty-nine million, nine hundred eighty-five thousand, eight hundred twenty-four".