253413550251 has 12 divisors (see below), whose sum is σ = 366741690328. Its totient is φ = 168619338144.

The previous prime is 253413550217. The next prime is 253413550253. The reversal of 253413550251 is 152055314352.

253413550251 is a `hidden beast` number, since 2 + 53 + 4 + 1 + 3 + 550 + 2 + 51 = 666.

It is not a de Polignac number, because 253413550251 - 2¹⁹ = 253413025963 is a prime.

It is a super-2 number, since 2×253413550251² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253413550253) 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, 26914090 + ... + 26923503.

Almost surely, 2^253413550251 is an apocalyptic number.

253413550251 is a deficient number, since it is larger than the sum of its proper divisors (113328140077).

253413550251 is a wasteful number, since it uses less digits than its factorization.

253413550251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53838122 (or 53838119 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 253413550251 in words is "two hundred fifty-three billion, four hundred thirteen million, five hundred fifty thousand, two hundred fifty-one".