253355570424 has 48 divisors (see below), whose sum is σ = 748550551320. Its totient is φ = 76774415040.

The previous prime is 253355570353. The next prime is 253355570441. The reversal of 253355570424 is 424075553352.

253355570424 is a `hidden beast` number, since 2 + 5 + 3 + 3 + 55 + 570 + 4 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 253355570424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159945907 + ... + 159947490.

Almost surely, 2^253355570424 is an apocalyptic number.

253355570424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

253355570424 is an abundant number, since it is smaller than the sum of its proper divisors (495194980896).

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

253355570424 is a wasteful number, since it uses less digits than its factorization.

253355570424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319893420 (or 319893413 counting only the distinct ones).

The product of its (nonzero) digits is 2520000, while the sum is 45.

The spelling of 253355570424 in words is "two hundred fifty-three billion, three hundred fifty-five million, five hundred seventy thousand, four hundred twenty-four".