253553083660 has 24 divisors (see below), whose sum is σ = 560485764720. Its totient is φ = 96083273664.

The previous prime is 253553083633. The next prime is 253553083681. The reversal of 253553083660 is 66380355352.

It is a self number, because there is not a number n which added to its sum of digits gives 253553083660.

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, 333622099 + ... + 333622858.

It is an arithmetic number, because the mean of its divisors is an integer number (23353573530).

Almost surely, 2^253553083660 is an apocalyptic number.

253553083660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253553083660 is an abundant number, since it is smaller than the sum of its proper divisors (306932681060).

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

253553083660 is a wasteful number, since it uses less digits than its factorization.

253553083660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667244985 (or 667244983 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 253553083660 in words is "two hundred fifty-three billion, five hundred fifty-three million, eighty-three thousand, six hundred sixty".