117727081182 has 32 divisors (see below), whose sum is σ = 261746069760. Its totient is φ = 39222810360.

The previous prime is 117727081133. The next prime is 117727081183. The reversal of 117727081182 is 281180727711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117727081183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 433458 + ... + 650645.

It is an arithmetic number, because the mean of its divisors is an integer number (8179564680).

Almost surely, 2^117727081182 is an apocalyptic number.

117727081182 is an abundant number, since it is smaller than the sum of its proper divisors (144018988578).

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

117727081182 is a wasteful number, since it uses less digits than its factorization.

117727081182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086125 (or 1086119 counting only the distinct ones).

The product of its (nonzero) digits is 87808, while the sum is 45.

The spelling of 117727081182 in words is "one hundred seventeen billion, seven hundred twenty-seven million, eighty-one thousand, one hundred eighty-two".