6407385992 has 16 divisors (see below), whose sum is σ = 13730112960. Its totient is φ = 2746022544.

The previous prime is 6407385961. The next prime is 6407385997. The reversal of 6407385992 is 2995837046.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6407385997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57208748 + ... + 57208859.

It is an arithmetic number, because the mean of its divisors is an integer number (858132060).

Almost surely, 2^6407385992 is an apocalyptic number.

It is an amenable number.

6407385992 is an abundant number, since it is smaller than the sum of its proper divisors (7322726968).

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

6407385992 is a wasteful number, since it uses less digits than its factorization.

6407385992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114417620 (or 114417616 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 53.

The square root of 6407385992 is about 80046.1491391060. The cubic root of 6407385992 is about 1857.3494825767.

The spelling of 6407385992 in words is "six billion, four hundred seven million, three hundred eighty-five thousand, nine hundred ninety-two".