253256103306 has 32 divisors (see below), whose sum is σ = 562854960000. Its totient is φ = 84409158240.

The previous prime is 253256103251. The next prime is 253256103319. The reversal of 253256103306 is 603301652352.

253256103306 is a `hidden beast` number, since 2 + 5 + 3 + 2 + 5 + 610 + 3 + 30 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225366 + ... + 746526.

It is an arithmetic number, because the mean of its divisors is an integer number (17589217500).

Almost surely, 2^253256103306 is an apocalyptic number.

253256103306 is an abundant number, since it is smaller than the sum of its proper divisors (309598856694).

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

253256103306 is a wasteful number, since it uses less digits than its factorization.

253256103306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530171 (or 530165 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 253256103306 its reverse (603301652352), we get a palindrome (856557755658).

The spelling of 253256103306 in words is "two hundred fifty-three billion, two hundred fifty-six million, one hundred three thousand, three hundred six".