252551113501 has 8 divisors (see below), whose sum is σ = 268010697024. Its totient is φ = 237158600640.

The previous prime is 252551113459. The next prime is 252551113513. The reversal of 252551113501 is 105311155252.

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

It is not a de Polignac number, because 252551113501 - 2¹¹ = 252551111453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252551113541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16759905 + ... + 16774966.

It is an arithmetic number, because the mean of its divisors is an integer number (33501337128).

Almost surely, 2^252551113501 is an apocalyptic number.

It is an amenable number.

252551113501 is a deficient number, since it is larger than the sum of its proper divisors (15459583523).

252551113501 is a wasteful number, since it uses less digits than its factorization.

252551113501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33535331.

The product of its (nonzero) digits is 7500, while the sum is 31.

Adding to 252551113501 its reverse (105311155252), we get a palindrome (357862268753).

The spelling of 252551113501 in words is "two hundred fifty-two billion, five hundred fifty-one million, one hundred thirteen thousand, five hundred one".