253311326361 has 12 divisors (see below), whose sum is σ = 365899284400. Its totient is φ = 168871842360.

The previous prime is 253311326339. The next prime is 253311326363. The reversal of 253311326361 is 163623113352.

253311326361 is a `hidden beast` number, since 2 + 5 + 3 + 3 + 1 + 13 + 2 + 636 + 1 = 666.

It is not a de Polignac number, because 253311326361 - 2⁶ = 253311326297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253311326363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 684606 + ... + 987576.

Almost surely, 2^253311326361 is an apocalyptic number.

It is an amenable number.

253311326361 is a deficient number, since it is larger than the sum of its proper divisors (112587958039).

253311326361 is a wasteful number, since it uses less digits than its factorization.

253311326361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395876 (or 395873 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The spelling of 253311326361 in words is "two hundred fifty-three billion, three hundred eleven million, three hundred twenty-six thousand, three hundred sixty-one".