253012552220 has 48 divisors (see below), whose sum is σ = 542020737888. Its totient is φ = 99172719360.

The previous prime is 253012552211. The next prime is 253012552279. The reversal of 253012552220 is 22255210352.

253012552220 is digitally balanced in base 2, because in such base 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, 712502 + ... + 1006818.

It is an arithmetic number, because the mean of its divisors is an integer number (11292098706).

Almost surely, 2^253012552220 is an apocalyptic number.

253012552220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253012552220 is an abundant number, since it is smaller than the sum of its proper divisors (289008185668).

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

253012552220 is a wasteful number, since it uses less digits than its factorization.

253012552220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295190 (or 295188 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 253012552220 its reverse (22255210352), we get a palindrome (275267762572).

The spelling of 253012552220 in words is "two hundred fifty-three billion, twelve million, five hundred fifty-two thousand, two hundred twenty".