253308876804 has 45 divisors (see below), whose sum is σ = 662223124101. Its totient is φ = 84433272480.

The previous prime is 253308876739. The next prime is 253308876889. The reversal of 253308876804 is 408678803352.

The square root of 253308876804 is 503298.

It is a perfect power (a square), and thus also a powerful number.

253308876804 is a `hidden beast` number, since 253 + 308 + 8 + 7 + 6 + 80 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 59145267204 + 194163609600 = 243198^2 + 440640^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 9045384 + ... + 9073344.

Almost surely, 2^253308876804 is an apocalyptic number.

253308876804 is the 503298-th square number.

It is an amenable number.

253308876804 is an abundant number, since it is smaller than the sum of its proper divisors (408914247297).

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

253308876804 is an frugal number, since it uses more digits than its factorization.

253308876804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55938 (or 27966 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 54.

The spelling of 253308876804 in words is "two hundred fifty-three billion, three hundred eight million, eight hundred seventy-six thousand, eight hundred four".