116506615161 has 16 divisors (see below), whose sum is σ = 163583291520. Its totient is φ = 73612471680.

The previous prime is 116506615157. The next prime is 116506615163. The reversal of 116506615161 is 161516605611.

It is not a de Polignac number, because 116506615161 - 2² = 116506615157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116506615163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7737900 + ... + 7752941.

It is an arithmetic number, because the mean of its divisors is an integer number (10223955720).

Almost surely, 2^116506615161 is an apocalyptic number.

It is an amenable number.

116506615161 is a deficient number, since it is larger than the sum of its proper divisors (47076676359).

116506615161 is a wasteful number, since it uses less digits than its factorization.

116506615161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15490976.

The product of its (nonzero) digits is 32400, while the sum is 39.

The spelling of 116506615161 in words is "one hundred sixteen billion, five hundred six million, six hundred fifteen thousand, one hundred sixty-one".