117612188247 has 8 divisors (see below), whose sum is σ = 156978422656. Its totient is φ = 78327039672.

The previous prime is 117612188231. The next prime is 117612188257. The reversal of 117612188247 is 742881216711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117612188247 - 2⁴ = 117612188231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117612188196 and 117612188205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117612188207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20268073 + ... + 20273874.

It is an arithmetic number, because the mean of its divisors is an integer number (19622302832).

Almost surely, 2^117612188247 is an apocalyptic number.

117612188247 is a deficient number, since it is larger than the sum of its proper divisors (39366234409).

117612188247 is an equidigital number, since it uses as much as digits as its factorization.

117612188247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40542917.

The product of its digits is 301056, while the sum is 48.

The spelling of 117612188247 in words is "one hundred seventeen billion, six hundred twelve million, one hundred eighty-eight thousand, two hundred forty-seven".