117405643072 has 28 divisors (see below), whose sum is σ = 233883380340. Its totient is φ = 58474397696.

The previous prime is 117405643063. The next prime is 117405643109. The reversal of 117405643072 is 270346504711.

It can be written as a sum of positive squares in 2 ways, for example, as 64971970816 + 52433672256 = 254896^2 + 228984^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3552547 + ... + 3585442.

Almost surely, 2^117405643072 is an apocalyptic number.

It is an amenable number.

117405643072 is a deficient number, since it is larger than the sum of its proper divisors (116477737268).

117405643072 is an equidigital number, since it uses as much as digits as its factorization.

117405643072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7138258 (or 7138248 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 117405643072 in words is "one hundred seventeen billion, four hundred five million, six hundred forty-three thousand, seventy-two".