117996356972 has 24 divisors (see below), whose sum is σ = 222545459136. Its totient is φ = 54418785408.

The previous prime is 117996356969. The next prime is 117996356983. The reversal of 117996356972 is 279653699711.

It is a junction number, because it is equal to n+sod(n) for n = 117996356899 and 117996356908.

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, 785993 + ... + 924000.

It is an arithmetic number, because the mean of its divisors is an integer number (9272727464).

Almost surely, 2^117996356972 is an apocalyptic number.

It is an amenable number.

117996356972 is a deficient number, since it is larger than the sum of its proper divisors (104549102164).

117996356972 is a wasteful number, since it uses less digits than its factorization.

117996356972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711337 (or 1711335 counting only the distinct ones).

The product of its digits is 38578680, while the sum is 65.

The spelling of 117996356972 in words is "one hundred seventeen billion, nine hundred ninety-six million, three hundred fifty-six thousand, nine hundred seventy-two".