23646657113480 has 16 divisors (see below), whose sum is σ = 53204978505420. Its totient is φ = 9458662845376.

The previous prime is 23646657113473. The next prime is 23646657113483. The reversal of 23646657113480 is 8431175664632.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22239392129956 + 1407264983524 = 4715866^2 + 1186282^2 .

It is not an unprimeable number, because it can be changed into a prime (23646657113483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295583213879 + ... + 295583213958.

Almost surely, 2^{23646657113480} is an apocalyptic number.

23646657113480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23646657113480 is an abundant number, since it is smaller than the sum of its proper divisors (29558321391940).

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

23646657113480 is a wasteful number, since it uses less digits than its factorization.

23646657113480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591166427848 (or 591166427844 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 23646657113480 in words is "twenty-three trillion, six hundred forty-six billion, six hundred fifty-seven million, one hundred thirteen thousand, four hundred eighty".