252646992760 has 16 divisors (see below), whose sum is σ = 568455733800. Its totient is φ = 101058797088.

The previous prime is 252646992751. The next prime is 252646992761. The reversal of 252646992760 is 67299646252.

It is a junction number, because it is equal to n+sod(n) for n = 252646992695 and 252646992704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252646992761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3158087370 + ... + 3158087449.

Almost surely, 2^252646992760 is an apocalyptic number.

252646992760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252646992760 is an abundant number, since it is smaller than the sum of its proper divisors (315808741040).

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

252646992760 is a wasteful number, since it uses less digits than its factorization.

252646992760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6316174830 (or 6316174826 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 58.

The spelling of 252646992760 in words is "two hundred fifty-two billion, six hundred forty-six million, nine hundred ninety-two thousand, seven hundred sixty".