117286131132 has 144 divisors (see below), whose sum is σ = 307901647872. Its totient is φ = 37613721600.

The previous prime is 117286131107. The next prime is 117286131143. The reversal of 117286131132 is 231131682711.

117286131132 is a `hidden beast` number, since 1 + 1 + 7 + 2 + 8 + 613 + 1 + 1 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101898757 + ... + 101899907.

It is an arithmetic number, because the mean of its divisors is an integer number (2138205888).

Almost surely, 2^117286131132 is an apocalyptic number.

117286131132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117286131132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153950823936).

117286131132 is an abundant number, since it is smaller than the sum of its proper divisors (190615516740).

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

117286131132 is a wasteful number, since it uses less digits than its factorization.

117286131132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988 (or 1983 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The spelling of 117286131132 in words is "one hundred seventeen billion, two hundred eighty-six million, one hundred thirty-one thousand, one hundred thirty-two".