253548474816 has 112 divisors (see below), whose sum is σ = 825657910784. Its totient is φ = 66869922816.

The previous prime is 253548474791. The next prime is 253548474827. The reversal of 253548474816 is 618474845352.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7238380 + ... + 7273323.

It is an arithmetic number, because the mean of its divisors is an integer number (7371945632).

Almost surely, 2^253548474816 is an apocalyptic number.

253548474816 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

253548474816 is an abundant number, since it is smaller than the sum of its proper divisors (572109435968).

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

253548474816 is a wasteful number, since it uses less digits than its factorization.

253548474816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14511738 (or 14511728 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 57.

The spelling of 253548474816 in words is "two hundred fifty-three billion, five hundred forty-eight million, four hundred seventy-four thousand, eight hundred sixteen".