6478312504 has 24 divisors (see below), whose sum is σ = 12819796560. Its totient is φ = 3068672976.

The previous prime is 6478312493. The next prime is 6478312517. The reversal of 6478312504 is 4052138746.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1118704 + ... + 1124479.

It is an arithmetic number, because the mean of its divisors is an integer number (534158190).

Almost surely, 2^6478312504 is an apocalyptic number.

It is an amenable number.

6478312504 is a deficient number, since it is larger than the sum of its proper divisors (6341484056).

6478312504 is a wasteful number, since it uses less digits than its factorization.

6478312504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243227 (or 2243204 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 6478312504 is about 80487.9649637137. The cubic root of 6478312504 is about 1864.1776548794.

The spelling of 6478312504 in words is "six billion, four hundred seventy-eight million, three hundred twelve thousand, five hundred four".