252148518502 has 32 divisors (see below), whose sum is σ = 399236947200. Its totient is φ = 119106919008.

The previous prime is 252148518437. The next prime is 252148518563. The reversal of 252148518502 is 205815841252.

It is a congruent number.

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, 22590399 + ... + 22601557.

It is an arithmetic number, because the mean of its divisors is an integer number (12476154600).

Almost surely, 2^252148518502 is an apocalyptic number.

252148518502 is a deficient number, since it is larger than the sum of its proper divisors (147088428698).

252148518502 is a wasteful number, since it uses less digits than its factorization.

252148518502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12780.

The product of its (nonzero) digits is 256000, while the sum is 43.

The spelling of 252148518502 in words is "two hundred fifty-two billion, one hundred forty-eight million, five hundred eighteen thousand, five hundred two".