117884781504 has 168 divisors, whose sum is σ = 408882116448. Its totient is φ = 31700090880.

The previous prime is 117884781481. The next prime is 117884781529. The reversal of 117884781504 is 405187488711.

117884781504 is a `hidden beast` number, since 1 + 17 + 8 + 8 + 47 + 81 + 504 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 791377 + ... + 928464.

Almost surely, 2^117884781504 is an apocalyptic number.

117884781504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

117884781504 is an abundant number, since it is smaller than the sum of its proper divisors (290997334944).

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

117884781504 is a wasteful number, since it uses less digits than its factorization.

117884781504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1719883 (or 1719870 counting only the distinct ones).

The product of its (nonzero) digits is 2007040, while the sum is 54.

The spelling of 117884781504 in words is "one hundred seventeen billion, eight hundred eighty-four million, seven hundred eighty-one thousand, five hundred four".