117172244456 has 32 divisors (see below), whose sum is σ = 233130509640. Its totient is φ = 55019194368.

The previous prime is 117172244401. The next prime is 117172244489. The reversal of 117172244456 is 654442271711.

It can be written as a sum of positive squares in 4 ways, for example, as 98992036900 + 18180207556 = 314630^2 + 134834^2 .

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, 880475 + ... + 1004778.

Almost surely, 2^117172244456 is an apocalyptic number.

It is an amenable number.

117172244456 is a deficient number, since it is larger than the sum of its proper divisors (115958265184).

117172244456 is a wasteful number, since it uses less digits than its factorization.

117172244456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885733 (or 1885729 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The spelling of 117172244456 in words is "one hundred seventeen billion, one hundred seventy-two million, two hundred forty-four thousand, four hundred fifty-six".