660117368 has 16 divisors (see below), whose sum is σ = 1238839080. Its totient is φ = 329760288.

The previous prime is 660117331. The next prime is 660117373. The reversal of 660117368 is 863711066.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27755 + ... + 45722.

Almost surely, 2^660117368 is an apocalyptic number.

It is an amenable number.

660117368 is a deficient number, since it is larger than the sum of its proper divisors (578721712).

660117368 is a wasteful number, since it uses less digits than its factorization.

660117368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74606 (or 74602 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 660117368 is about 25692.7493273881. The cubic root of 660117368 is about 870.7103758960.

The spelling of 660117368 in words is "six hundred sixty million, one hundred seventeen thousand, three hundred sixty-eight".