117849617064 has 96 divisors (see below), whose sum is σ = 339070717440. Its totient is φ = 38325052800.

The previous prime is 117849617059. The next prime is 117849617099. The reversal of 117849617064 is 460716948711.

117849617064 is a `hidden beast` number, since 1 + 17 + 8 + 4 + 9 + 617 + 0 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 117849617064.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 659592 + ... + 818999.

It is an arithmetic number, because the mean of its divisors is an integer number (3531986640).

Almost surely, 2^117849617064 is an apocalyptic number.

It is an amenable number.

117849617064 is an abundant number, since it is smaller than the sum of its proper divisors (221221100376).

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

117849617064 is a wasteful number, since it uses less digits than its factorization.

117849617064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478653 (or 1478637 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 117849617064 in words is "one hundred seventeen billion, eight hundred forty-nine million, six hundred seventeen thousand, sixty-four".