47213532406568 has 16 divisors (see below), whose sum is σ = 96573134468160. Its totient is φ = 21460696548400.

The previous prime is 47213532406553. The next prime is 47213532406577. The reversal of 47213532406568 is 86560423531274.

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, 268258706768 + ... + 268258706943.

It is an arithmetic number, because the mean of its divisors is an integer number (6035820904260).

Almost surely, 2^{47213532406568} is an apocalyptic number.

It is an amenable number.

47213532406568 is an abundant number, since it is smaller than the sum of its proper divisors (49359602061592).

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

47213532406568 is a wasteful number, since it uses less digits than its factorization.

47213532406568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536517413728 (or 536517413724 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 56.

The spelling of 47213532406568 in words is "forty-seven trillion, two hundred thirteen billion, five hundred thirty-two million, four hundred six thousand, five hundred sixty-eight".