253590523400 has 24 divisors (see below), whose sum is σ = 589597967370. Its totient is φ = 101436209280.

The previous prime is 253590523399. The next prime is 253590523409. The reversal of 253590523400 is 4325095352.

It can be written as a sum of positive squares in 3 ways, for example, as 186238854916 + 67351668484 = 431554^2 + 259522^2 .

It is not an unprimeable number, because it can be changed into a prime (253590523409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 633976109 + ... + 633976508.

Almost surely, 2^253590523400 is an apocalyptic number.

253590523400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253590523400 is an abundant number, since it is smaller than the sum of its proper divisors (336007443970).

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

253590523400 is a wasteful number, since it uses less digits than its factorization.

253590523400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267952633 (or 1267952624 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 253590523400 in words is "two hundred fifty-three billion, five hundred ninety million, five hundred twenty-three thousand, four hundred".