116791663 has 16 divisors (see below), whose sum is σ = 124968960. Its totient is φ = 108964800.

The previous prime is 116791643. The next prime is 116791667. The reversal of 116791663 is 366197611.

It is a de Polignac number, because none of the positive numbers 2^k-116791663 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 (116791667) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 102883 + ... + 104011.

It is an arithmetic number, because the mean of its divisors is an integer number (7810560).

Almost surely, 2^116791663 is an apocalyptic number.

116791663 is a deficient number, since it is larger than the sum of its proper divisors (8177297).

116791663 is a wasteful number, since it uses less digits than its factorization.

116791663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278.

The product of its digits is 40824, while the sum is 40.

The square root of 116791663 is about 10807.0191542349. The cubic root of 116791663 is about 488.8068471281.

The spelling of 116791663 in words is "one hundred sixteen million, seven hundred ninety-one thousand, six hundred sixty-three".