117886832947 has 16 divisors (see below), whose sum is σ = 127241906400. Its totient is φ = 108573034752.

The previous prime is 117886832941. The next prime is 117886832957. The reversal of 117886832947 is 749238688711.

It is not a de Polignac number, because 117886832947 - 2³ = 117886832939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117886832941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11272573 + ... + 11283025.

It is an arithmetic number, because the mean of its divisors is an integer number (7952619150).

Almost surely, 2^117886832947 is an apocalyptic number.

117886832947 is a deficient number, since it is larger than the sum of its proper divisors (9355073453).

117886832947 is a wasteful number, since it uses less digits than its factorization.

117886832947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12342.

The product of its digits is 32514048, while the sum is 64.

The spelling of 117886832947 in words is "one hundred seventeen billion, eight hundred eighty-six million, eight hundred thirty-two thousand, nine hundred forty-seven".