253734400108 has 24 divisors (see below), whose sum is σ = 507501757952. Its totient is φ = 108736251984.

The previous prime is 253734400091. The next prime is 253734400159. The reversal of 253734400108 is 801004437352.

It is a happy number.

It is a super-2 number, since 2×253734400108² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156691 + ... + 729397.

Almost surely, 2^253734400108 is an apocalyptic number.

253734400108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

253734400108 is an abundant number, since it is smaller than the sum of its proper divisors (253767357844).

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

253734400108 is a wasteful number, since it uses less digits than its factorization.

253734400108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588541 (or 588539 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 253734400108 in words is "two hundred fifty-three billion, seven hundred thirty-four million, four hundred thousand, one hundred eight".