253660230051 has 12 divisors (see below), whose sum is σ = 359278850712. Its totient is φ = 159159359488.

The previous prime is 253660230029. The next prime is 253660230053. The reversal of 253660230051 is 150032066352.

It is not a de Polignac number, because 253660230051 - 2⁶ = 253660229987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253660229994 and 253660230021.

It is not an unprimeable number, because it can be changed into a prime (253660230053) 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, 146285310 + ... + 146287043.

It is an arithmetic number, because the mean of its divisors is an integer number (29939904226).

Almost surely, 2^253660230051 is an apocalyptic number.

253660230051 is a deficient number, since it is larger than the sum of its proper divisors (105618620661).

253660230051 is a wasteful number, since it uses less digits than its factorization.

253660230051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292572390 (or 292572373 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The spelling of 253660230051 in words is "two hundred fifty-three billion, six hundred sixty million, two hundred thirty thousand, fifty-one".