253500543124 has 24 divisors (see below), whose sum is σ = 456224014400. Its totient is φ = 123180450624.

The previous prime is 253500543097. The next prime is 253500543139. The reversal of 253500543124 is 421345005352.

It is a self number, because there is not a number n which added to its sum of digits gives 253500543124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3668889 + ... + 3737344.

Almost surely, 2^253500543124 is an apocalyptic number.

It is an amenable number.

253500543124 is a deficient number, since it is larger than the sum of its proper divisors (202723471276).

253500543124 is a wasteful number, since it uses less digits than its factorization.

253500543124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7406479 (or 7406477 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 253500543124 its reverse (421345005352), we get a palindrome (674845548476).

The spelling of 253500543124 in words is "two hundred fifty-three billion, five hundred million, five hundred forty-three thousand, one hundred twenty-four".