117798768144 has 30 divisors (see below), whose sum is σ = 329672941806. Its totient is φ = 39266256000.

The previous prime is 117798768119. The next prime is 117798768187. The reversal of 117798768144 is 441867897711.

It can be written as a sum of positive squares in only one way, i.e., 69569337600 + 48229430544 = 263760^2 + 219612^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 409023357 + ... + 409023644.

Almost surely, 2^117798768144 is an apocalyptic number.

It is an amenable number.

117798768144 is an abundant number, since it is smaller than the sum of its proper divisors (211874173662).

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

117798768144 is a wasteful number, since it uses less digits than its factorization.

117798768144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818047015 (or 818047006 counting only the distinct ones).

The product of its digits is 18966528, while the sum is 63.

The spelling of 117798768144 in words is "one hundred seventeen billion, seven hundred ninety-eight million, seven hundred sixty-eight thousand, one hundred forty-four".