118877825717 has 4 divisors (see below), whose sum is σ = 135860372256. Its totient is φ = 101895279180.

The previous prime is 118877825687. The next prime is 118877825753. The reversal of 118877825717 is 717528778811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 118877825717 - 2¹⁶ = 118877760181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118877825717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118877825767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8491273259 + ... + 8491273272.

It is an arithmetic number, because the mean of its divisors is an integer number (33965093064).

Almost surely, 2^118877825717 is an apocalyptic number.

It is an amenable number.

118877825717 is a deficient number, since it is larger than the sum of its proper divisors (16982546539).

118877825717 is an equidigital number, since it uses as much as digits as its factorization.

118877825717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16982546538.

The product of its digits is 12293120, while the sum is 62.

The spelling of 118877825717 in words is "one hundred eighteen billion, eight hundred seventy-seven million, eight hundred twenty-five thousand, seven hundred seventeen".