117578118876 has 12 divisors (see below), whose sum is σ = 274348944072. Its totient is φ = 39192706288.

The previous prime is 117578118857. The next prime is 117578118887. The reversal of 117578118876 is 678811875711.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×117578118876² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4899088275 + ... + 4899088298.

It is an arithmetic number, because the mean of its divisors is an integer number (22862412006).

Almost surely, 2^117578118876 is an apocalyptic number.

It is an amenable number.

117578118876 is an abundant number, since it is smaller than the sum of its proper divisors (156770825196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117578118876 is a wasteful number, since it uses less digits than its factorization.

117578118876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9798176580 (or 9798176578 counting only the distinct ones).

The product of its digits is 5268480, while the sum is 60.

The spelling of 117578118876 in words is "one hundred seventeen billion, five hundred seventy-eight million, one hundred eighteen thousand, eight hundred seventy-six".