253794163200 has 120 divisors (see below), whose sum is σ = 838393282848. Its totient is φ = 67678433280.

The previous prime is 253794163193. The next prime is 253794163219. The reversal of 253794163200 is 2361497352.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×253794163200² (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 11 ways as a sum of consecutive naturals, for example, 3266212 + ... + 3343011.

Almost surely, 2^253794163200 is an apocalyptic number.

253794163200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253794163200 is an abundant number, since it is smaller than the sum of its proper divisors (584599119648).

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

253794163200 is an equidigital number, since it uses as much as digits as its factorization.

253794163200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6609254 (or 6609233 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 253794163200 in words is "two hundred fifty-three billion, seven hundred ninety-four million, one hundred sixty-three thousand, two hundred".