117855491184 has 100 divisors (see below), whose sum is σ = 361173227184. Its totient is φ = 36974264832.

The previous prime is 117855491183. The next prime is 117855491197. The reversal of 117855491184 is 481194558711.

117855491184 is a `hidden beast` number, since 1 + 1 + 7 + 8 + 5 + 549 + 11 + 84 = 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 117855491184.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117855491183) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 2652612 + ... + 2696675.

Almost surely, 2^117855491184 is an apocalyptic number.

It is an amenable number.

117855491184 is an abundant number, since it is smaller than the sum of its proper divisors (243317736000).

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

117855491184 is a wasteful number, since it uses less digits than its factorization.

117855491184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5349324 (or 5349309 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 54.

The spelling of 117855491184 in words is "one hundred seventeen billion, eight hundred fifty-five million, four hundred ninety-one thousand, one hundred eighty-four".