117945677625 has 64 divisors (see below), whose sum is σ = 197790937344. Its totient is φ = 62416166400.

The previous prime is 117945677581. The next prime is 117945677627. The reversal of 117945677625 is 526776549711.

It is not a de Polignac number, because 117945677625 - 2¹¹ = 117945675577 is a prime.

It is a super-2 number, since 2×117945677625² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (117945677627) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26821927 + ... + 26826323.

It is an arithmetic number, because the mean of its divisors is an integer number (3090483396).

Almost surely, 2^117945677625 is an apocalyptic number.

117945677625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117945677625 is a deficient number, since it is larger than the sum of its proper divisors (79845259719).

117945677625 is a wasteful number, since it uses less digits than its factorization.

117945677625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4955 (or 4945 counting only the distinct ones).

The product of its digits is 22226400, while the sum is 60.

The spelling of 117945677625 in words is "one hundred seventeen billion, nine hundred forty-five million, six hundred seventy-seven thousand, six hundred twenty-five".