796799991 has 8 divisors (see below), whose sum is σ = 1144123120. Its totient is φ = 490338432.

The previous prime is 796799987. The next prime is 796800007. The reversal of 796799991 is 199997697.

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

It is not a de Polignac number, because 796799991 - 2² = 796799987 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 (796792991) 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, 10215346 + ... + 10215423.

It is an arithmetic number, because the mean of its divisors is an integer number (143015390).

Almost surely, 2^796799991 is an apocalyptic number.

796799991 is a deficient number, since it is larger than the sum of its proper divisors (347323129).

796799991 is a wasteful number, since it uses less digits than its factorization.

796799991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20430785.

The product of its digits is 17360406, while the sum is 66.

The square root of 796799991 is about 28227.6458635856. The cubic root of 796799991 is about 927.0783521898.

The spelling of 796799991 in words is "seven hundred ninety-six million, seven hundred ninety-nine thousand, nine hundred ninety-one".