117727373344 has 72 divisors (see below), whose sum is σ = 270577210428. Its totient is φ = 50274846720.

The previous prime is 117727373303. The next prime is 117727373437. The reversal of 117727373344 is 443373727711.

It can be written as a sum of positive squares in 2 ways, for example, as 107707363344 + 10020010000 = 328188^2 + 100100^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 307012 + ... + 574204.

Almost surely, 2^117727373344 is an apocalyptic number.

117727373344 is a gapful number since it is divisible by the number (14) 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 117727373344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135288605214).

117727373344 is an abundant number, since it is smaller than the sum of its proper divisors (152849837084).

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

117727373344 is a wasteful number, since it uses less digits than its factorization.

117727373344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267498 (or 267483 counting only the distinct ones).

The product of its digits is 2074464, while the sum is 49.

The spelling of 117727373344 in words is "one hundred seventeen billion, seven hundred twenty-seven million, three hundred seventy-three thousand, three hundred forty-four".