52431994268 has 12 divisors (see below), whose sum is σ = 91759031112. Its totient is φ = 26215128240.

The previous prime is 52431994253. The next prime is 52431994273. The reversal of 52431994268 is 86249913425.

52431994268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52431994268² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 70430 + ... + 331397.

It is an arithmetic number, because the mean of its divisors is an integer number (7646585926).

Almost surely, 2^52431994268 is an apocalyptic number.

It is an amenable number.

52431994268 is a deficient number, since it is larger than the sum of its proper divisors (39327036844).

52431994268 is a wasteful number, since it uses less digits than its factorization.

52431994268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434452 (or 434450 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 53.

The spelling of 52431994268 in words is "fifty-two billion, four hundred thirty-one million, nine hundred ninety-four thousand, two hundred sixty-eight".