252535682730 has 32 divisors (see below), whose sum is σ = 609471604800. Its totient is φ = 66966630272.

The previous prime is 252535682719. The next prime is 252535682753. The reversal of 252535682730 is 37286535252.

It is a self number, because there is not a number n which added to its sum of digits gives 252535682730.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23508195 + ... + 23518934.

It is an arithmetic number, because the mean of its divisors is an integer number (19045987650).

Almost surely, 2^252535682730 is an apocalyptic number.

252535682730 is an abundant number, since it is smaller than the sum of its proper divisors (356935922070).

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

252535682730 is a wasteful number, since it uses less digits than its factorization.

252535682730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47027318.

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 252535682730 in words is "two hundred fifty-two billion, five hundred thirty-five million, six hundred eighty-two thousand, seven hundred thirty".