5047864656 has 40 divisors (see below), whose sum is σ = 13043227680. Its totient is φ = 1682246016.

The previous prime is 5047864639. The next prime is 5047864669. The reversal of 5047864656 is 6564687405.

It is a junction number, because it is equal to n+sod(n) for n = 5047864599 and 5047864608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280671 + ... + 298113.

It is an arithmetic number, because the mean of its divisors is an integer number (326080692).

Almost surely, 2^5047864656 is an apocalyptic number.

It is an amenable number.

5047864656 is an abundant number, since it is smaller than the sum of its proper divisors (7995363024).

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

5047864656 is a wasteful number, since it uses less digits than its factorization.

5047864656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23483 (or 23477 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 51.

The square root of 5047864656 is about 71048.3262012554. The cubic root of 5047864656 is about 1715.4151211727.

The spelling of 5047864656 in words is "five billion, forty-seven million, eight hundred sixty-four thousand, six hundred fifty-six".