117893881612 has 24 divisors (see below), whose sum is σ = 222355268576. Its totient is φ = 54370770048.

The previous prime is 117893881601. The next prime is 117893881613. The reversal of 117893881612 is 216188398711.

It is not an unprimeable number, because it can be changed into a prime (117893881613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802233 + ... + 937744.

Almost surely, 2^117893881612 is an apocalyptic number.

It is an amenable number.

117893881612 is a deficient number, since it is larger than the sum of its proper divisors (104461386964).

117893881612 is a wasteful number, since it uses less digits than its factorization.

117893881612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741297 (or 1741295 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 55.

The spelling of 117893881612 in words is "one hundred seventeen billion, eight hundred ninety-three million, eight hundred eighty-one thousand, six hundred twelve".