117108813668621 has 8 divisors (see below), whose sum is σ = 123998053054464. Its totient is φ = 110219628242880.

The previous prime is 117108813668603. The next prime is 117108813668683. The reversal of 117108813668621 is 126866318801711.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 117108813668621 - 2²² = 117108809474317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117108813668521) 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 7 ways as a sum of consecutive naturals, for example, 8978675 + ... + 17743568.

It is an arithmetic number, because the mean of its divisors is an integer number (15499756631808).

Almost surely, 2^{117108813668621} is an apocalyptic number.

It is an amenable number.

117108813668621 is a deficient number, since it is larger than the sum of its proper divisors (6889239385843).

117108813668621 is a wasteful number, since it uses less digits than its factorization.

117108813668621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26980051.

The product of its (nonzero) digits is 4644864, while the sum is 59.

The spelling of 117108813668621 in words is "one hundred seventeen trillion, one hundred eight billion, eight hundred thirteen million, six hundred sixty-eight thousand, six hundred twenty-one".