118916694643 has 2 divisors, whose sum is σ = 118916694644. Its totient is φ = 118916694642.

The previous prime is 118916694593. The next prime is 118916694683. The reversal of 118916694643 is 346496619811.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118916694643 is a prime.

It is not a weakly prime, because it can be changed into another prime (118916694683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59458347321 + 59458347322.

It is an arithmetic number, because the mean of its divisors is an integer number (59458347322).

Almost surely, 2^118916694643 is an apocalyptic number.

118916694643 is a deficient number, since it is larger than the sum of its proper divisors (1).

118916694643 is an equidigital number, since it uses as much as digits as its factorization.

118916694643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6718464, while the sum is 58.

The spelling of 118916694643 in words is "one hundred eighteen billion, nine hundred sixteen million, six hundred ninety-four thousand, six hundred forty-three".