116639679 has 8 divisors (see below), whose sum is σ = 167482672. Its totient is φ = 71778240.

The previous prime is 116639641. The next prime is 116639683. The reversal of 116639679 is 976936611.

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

It is not a de Polignac number, because 116639679 - 2¹² = 116635583 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 (116639609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1495342 + ... + 1495419.

It is an arithmetic number, because the mean of its divisors is an integer number (20935334).

Almost surely, 2^116639679 is an apocalyptic number.

116639679 is a deficient number, since it is larger than the sum of its proper divisors (50842993).

116639679 is a wasteful number, since it uses less digits than its factorization.

116639679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990777.

The product of its digits is 367416, while the sum is 48.

The square root of 116639679 is about 10799.9851388787. The cubic root of 116639679 is about 488.5947227727.

The spelling of 116639679 in words is "one hundred sixteen million, six hundred thirty-nine thousand, six hundred seventy-nine".