252530756500 has 96 divisors (see below), whose sum is σ = 602458496640. Its totient is φ = 91708416000.

The previous prime is 252530756483. The next prime is 252530756501. The reversal of 252530756500 is 5657035252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252530756501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4199647 + ... + 4259353.

It is an arithmetic number, because the mean of its divisors is an integer number (6275609340).

Almost surely, 2^252530756500 is an apocalyptic number.

252530756500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252530756500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301229248320).

252530756500 is an abundant number, since it is smaller than the sum of its proper divisors (349927740140).

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

252530756500 is a wasteful number, since it uses less digits than its factorization.

252530756500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60506 (or 60494 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 40.

The spelling of 252530756500 in words is "two hundred fifty-two billion, five hundred thirty million, seven hundred fifty-six thousand, five hundred".