47564613168 has 40 divisors (see below), whose sum is σ = 123040720128. Its totient is φ = 15833520192.

The previous prime is 47564613137. The next prime is 47564613179. The reversal of 47564613168 is 86131646574.

It is a self number, because there is not a number n which added to its sum of digits gives 47564613168.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631180 + ... + 702507.

Almost surely, 2^47564613168 is an apocalyptic number.

47564613168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

47564613168 is an abundant number, since it is smaller than the sum of its proper divisors (75476106960).

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

47564613168 is a wasteful number, since it uses less digits than its factorization.

47564613168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334441 (or 1334435 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 51.

The spelling of 47564613168 in words is "forty-seven billion, five hundred sixty-four million, six hundred thirteen thousand, one hundred sixty-eight".