116660515655 has 8 divisors (see below), whose sum is σ = 140851470192. Its totient is φ = 92755844928.

The previous prime is 116660515649. The next prime is 116660515721. The reversal of 116660515655 is 556515066611.

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 116660515655 - 2¹² = 116660511559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71570054 + ... + 71571683.

It is an arithmetic number, because the mean of its divisors is an integer number (17606433774).

Almost surely, 2^116660515655 is an apocalyptic number.

116660515655 is a deficient number, since it is larger than the sum of its proper divisors (24190954537).

116660515655 is a wasteful number, since it uses less digits than its factorization.

116660515655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143141905.

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 116660515655 in words is "one hundred sixteen billion, six hundred sixty million, five hundred fifteen thousand, six hundred fifty-five".