799953957 has 12 divisors (see below), whose sum is σ = 1260533664. Its totient is φ = 484820520.

The previous prime is 799953953. The next prime is 799953967. The reversal of 799953957 is 759359997.

799953957 is a `hidden beast` number, since 7 + 9 + 99 + 539 + 5 + 7 = 666.

It is not a de Polignac number, because 799953957 - 2² = 799953953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 799953894 and 799953903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799953953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4040073 + ... + 4040270.

It is an arithmetic number, because the mean of its divisors is an integer number (105044472).

Almost surely, 2^799953957 is an apocalyptic number.

It is an amenable number.

799953957 is a deficient number, since it is larger than the sum of its proper divisors (460579707).

799953957 is a wasteful number, since it uses less digits than its factorization.

799953957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080360 (or 8080357 counting only the distinct ones).

The product of its digits is 24111675, while the sum is 63.

The square root of 799953957 is about 28283.4573028122. The cubic root of 799953957 is about 928.2999569913.

The spelling of 799953957 in words is "seven hundred ninety-nine million, nine hundred fifty-three thousand, nine hundred fifty-seven".