253710374742 has 96 divisors (see below), whose sum is σ = 649131096960. Its totient is φ = 72835452720.

The previous prime is 253710374699. The next prime is 253710374773. The reversal of 253710374742 is 247473017352.

253710374742 is a `hidden beast` number, since 2 + 537 + 1 + 0 + 3 + 74 + 7 + 42 = 666.

253710374742 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 377148 + ... + 806015.

It is an arithmetic number, because the mean of its divisors is an integer number (6761782260).

Almost surely, 2^253710374742 is an apocalyptic number.

253710374742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

253710374742 is an abundant number, since it is smaller than the sum of its proper divisors (395420722218).

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

253710374742 is a wasteful number, since it uses less digits than its factorization.

253710374742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183223 (or 1183198 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 45.

The spelling of 253710374742 in words is "two hundred fifty-three billion, seven hundred ten million, three hundred seventy-four thousand, seven hundred forty-two".