253213144000 has 56 divisors (see below), whose sum is σ = 627082370928. Its totient is φ = 101285254400.

The previous prime is 253213143983. The next prime is 253213144049. The reversal of 253213144000 is 441312352.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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, 15817822 + ... + 15833821.

Almost surely, 2^253213144000 is an apocalyptic number.

253213144000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253213144000 is an abundant number, since it is smaller than the sum of its proper divisors (373869226928).

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

253213144000 is an equidigital number, since it uses as much as digits as its factorization.

253213144000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31651670 (or 31651650 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 253213144000 its reverse (441312352), we get a palindrome (253654456352).

The spelling of 253213144000 in words is "two hundred fifty-three billion, two hundred thirteen million, one hundred forty-four thousand".