47440324864 has 27 divisors (see below), whose sum is σ = 94702292713. Its totient is φ = 23718419968.

The previous prime is 47440324849. The next prime is 47440324879. The reversal of 47440324864 is 46842304474.

The square root of 47440324864 is 217808.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (47440324849) and next prime (47440324879).

It can be written as a sum of positive squares in only one way, i.e., 6969600 + 47433355264 = 2640^2 + 217792^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3478122 + ... + 3491734.

Almost surely, 2^47440324864 is an apocalyptic number.

47440324864 is the 217808-th square number.

It is an amenable number.

47440324864 is a deficient number, since it is larger than the sum of its proper divisors (47261967849).

47440324864 is an frugal number, since it uses more digits than its factorization.

47440324864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27242 (or 13615 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 46.

The spelling of 47440324864 in words is "forty-seven billion, four hundred forty million, three hundred twenty-four thousand, eight hundred sixty-four".