253965968484672 has 56 divisors (see below), whose sum is σ = 671954326083072. Its totient is φ = 84654982528000.

The previous prime is 253965968484659. The next prime is 253965968484673. The reversal of 253965968484672 is 276484869569352.

253965968484672 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253965968484673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47707297 + ... + 52762847.

Almost surely, 2^{253965968484672} is an apocalyptic number.

It is an amenable number.

253965968484672 is an abundant number, since it is smaller than the sum of its proper divisors (417988357598400).

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

253965968484672 is a wasteful number, since it uses less digits than its factorization.

253965968484672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5317207 (or 5317197 counting only the distinct ones).

The product of its digits is 37623398400, while the sum is 84.

The spelling of 253965968484672 in words is "two hundred fifty-three trillion, nine hundred sixty-five billion, nine hundred sixty-eight million, four hundred eighty-four thousand, six hundred seventy-two".