253553255220 has 48 divisors (see below), whose sum is σ = 717926086080. Its totient is φ = 66854489856.

The previous prime is 253553255203. The next prime is 253553255257. The reversal of 253553255220 is 22552355352.

253553255220 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23735602 + ... + 23746281.

It is an arithmetic number, because the mean of its divisors is an integer number (14956793460).

Almost surely, 2^253553255220 is an apocalyptic number.

253553255220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253553255220 is an abundant number, since it is smaller than the sum of its proper divisors (464372830860).

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

253553255220 is a wasteful number, since it uses less digits than its factorization.

253553255220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47481984 (or 47481982 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 39.

The spelling of 253553255220 in words is "two hundred fifty-three billion, five hundred fifty-three million, two hundred fifty-five thousand, two hundred twenty".