117747928315 has 8 divisors (see below), whose sum is σ = 148734225360. Its totient is φ = 89240535072.

The previous prime is 117747928313. The next prime is 117747928351. The reversal of 117747928315 is 513829747711.

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

It is a cyclic number.

It is not a de Polignac number, because 117747928315 - 2¹ = 117747928313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117747928313) 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, 619725844 + ... + 619726033.

It is an arithmetic number, because the mean of its divisors is an integer number (18591778170).

Almost surely, 2^117747928315 is an apocalyptic number.

117747928315 is a deficient number, since it is larger than the sum of its proper divisors (30986297045).

117747928315 is a wasteful number, since it uses less digits than its factorization.

117747928315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239451901.

The product of its digits is 2963520, while the sum is 55.

The spelling of 117747928315 in words is "one hundred seventeen billion, seven hundred forty-seven million, nine hundred twenty-eight thousand, three hundred fifteen".