252257830838 has 8 divisors (see below), whose sum is σ = 407493419088. Its totient is φ = 116426691144.

The previous prime is 252257830829. The next prime is 252257830843. The reversal of 252257830838 is 838038752252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 252257830838.

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, 4851112106 + ... + 4851112157.

It is an arithmetic number, because the mean of its divisors is an integer number (50936677386).

Almost surely, 2^252257830838 is an apocalyptic number.

252257830838 is a deficient number, since it is larger than the sum of its proper divisors (155235588250).

252257830838 is a wasteful number, since it uses less digits than its factorization.

252257830838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9702224278.

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 252257830838 in words is "two hundred fifty-two billion, two hundred fifty-seven million, eight hundred thirty thousand, eight hundred thirty-eight".