117970671856 has 40 divisors (see below), whose sum is σ = 230894428160. Its totient is φ = 58387137984.

The previous prime is 117970671853. The next prime is 117970671857. The reversal of 117970671856 is 658176079711.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 117970671856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117970671853) 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, 825925 + ... + 958171.

It is an arithmetic number, because the mean of its divisors is an integer number (5772360704).

Almost surely, 2^117970671856 is an apocalyptic number.

117970671856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

117970671856 is a deficient number, since it is larger than the sum of its proper divisors (112923756304).

117970671856 is a wasteful number, since it uses less digits than its factorization.

117970671856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132821 (or 132815 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 58.

The spelling of 117970671856 in words is "one hundred seventeen billion, nine hundred seventy million, six hundred seventy-one thousand, eight hundred fifty-six".