5312644256 has 24 divisors (see below), whose sum is σ = 10476204480. Its totient is φ = 2652020928.

The previous prime is 5312644237. The next prime is 5312644273. The reversal of 5312644256 is 6524462135.

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, 114296 + ... + 153911.

It is an arithmetic number, because the mean of its divisors is an integer number (436508520).

Almost surely, 2^5312644256 is an apocalyptic number.

It is an amenable number.

5312644256 is a deficient number, since it is larger than the sum of its proper divisors (5163560224).

5312644256 is a wasteful number, since it uses less digits than its factorization.

5312644256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268836 (or 268828 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 5312644256 is about 72887.8882668444. Note that the first 3 decimals coincide. The cubic root of 5312644256 is about 1744.8988051431.

The spelling of 5312644256 in words is "five billion, three hundred twelve million, six hundred forty-four thousand, two hundred fifty-six".