117798766 has 8 divisors (see below), whose sum is σ = 176753304. Its totient is φ = 58881000.

The previous prime is 117798757. The next prime is 117798799. The reversal of 117798766 is 667897711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×117798766² = 27753098542245512, which 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, 1141 + ... + 15391.

It is an arithmetic number, because the mean of its divisors is an integer number (22094163).

Almost surely, 2^117798766 is an apocalyptic number.

117798766 is a deficient number, since it is larger than the sum of its proper divisors (58954538).

117798766 is a wasteful number, since it uses less digits than its factorization.

117798766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18386.

The product of its digits is 889056, while the sum is 52.

The square root of 117798766 is about 10853.5139931729. The cubic root of 117798766 is about 490.2078335342.

The spelling of 117798766 in words is "one hundred seventeen million, seven hundred ninety-eight thousand, seven hundred sixty-six".