116637886 has 4 divisors (see below), whose sum is σ = 174956832. Its totient is φ = 58318942.

The previous prime is 116637869. The next prime is 116637893. The reversal of 116637886 is 688736611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 688736611 = 37 ⋅18614503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29159470 + ... + 29159473.

It is an arithmetic number, because the mean of its divisors is an integer number (43739208).

Almost surely, 2^116637886 is an apocalyptic number.

116637886 is a deficient number, since it is larger than the sum of its proper divisors (58318946).

116637886 is an equidigital number, since it uses as much as digits as its factorization.

116637886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58318945.

The product of its digits is 290304, while the sum is 46.

The square root of 116637886 is about 10799.9021291862. The cubic root of 116637886 is about 488.5922191797.

The spelling of 116637886 in words is "one hundred sixteen million, six hundred thirty-seven thousand, eight hundred eighty-six".