117788661244 has 6 divisors (see below), whose sum is σ = 206130157184. Its totient is φ = 58894330620.

The previous prime is 117788661239. The next prime is 117788661271. The reversal of 117788661244 is 442166887711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14723582652 + ... + 14723582659.

Almost surely, 2^117788661244 is an apocalyptic number.

It is an amenable number.

117788661244 is a deficient number, since it is larger than the sum of its proper divisors (88341495940).

117788661244 is a wasteful number, since it uses less digits than its factorization.

117788661244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29447165315 (or 29447165313 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 55.

The spelling of 117788661244 in words is "one hundred seventeen billion, seven hundred eighty-eight million, six hundred sixty-one thousand, two hundred forty-four".