52447319568 has 120 divisors (see below), whose sum is σ = 167801281856. Its totient is φ = 14980204800.

The previous prime is 52447319567. The next prime is 52447319593. The reversal of 52447319568 is 86591374425.

It is a happy number.

52447319568 is a `hidden beast` number, since 5 + 2 + 4 + 4 + 73 + 1 + 9 + 568 = 666.

It is not an unprimeable number, because it can be changed into a prime (52447319563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4288983 + ... + 4301193.

Almost surely, 2^52447319568 is an apocalyptic number.

It is an amenable number.

52447319568 is an abundant number, since it is smaller than the sum of its proper divisors (115353962288).

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

52447319568 is a wasteful number, since it uses less digits than its factorization.

52447319568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16493 (or 16484 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 52447319568 in words is "fifty-two billion, four hundred forty-seven million, three hundred nineteen thousand, five hundred sixty-eight".