116661774517 has 8 divisors (see below), whose sum is σ = 118145863040. Its totient is φ = 115177870080.

The previous prime is 116661774497. The next prime is 116661774547. The reversal of 116661774517 is 715477166611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116661774517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116661774547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1602133 + ... + 1673365.

It is an arithmetic number, because the mean of its divisors is an integer number (14768232880).

Almost surely, 2^116661774517 is an apocalyptic number.

It is an amenable number.

116661774517 is a deficient number, since it is larger than the sum of its proper divisors (1484088523).

116661774517 is an equidigital number, since it uses as much as digits as its factorization.

116661774517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92043.

The product of its digits is 1481760, while the sum is 52.

The spelling of 116661774517 in words is "one hundred sixteen billion, six hundred sixty-one million, seven hundred seventy-four thousand, five hundred seventeen".