7996009646799 has 24 divisors (see below), whose sum is σ = 11977706063232. Its totient is φ = 5330608882200.

The previous prime is 7996009646789. The next prime is 7996009646803. The reversal of 7996009646799 is 9976469006997.

7996009646799 is a `hidden beast` number, since 7 + 9 + 9 + 60 + 0 + 9 + 6 + 467 + 99 = 666.

It is not a de Polignac number, because 7996009646799 - 2⁴ = 7996009646783 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7996009646759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28618324 + ... + 28896374.

It is an arithmetic number, because the mean of its divisors is an integer number (499071085968).

Almost surely, 2^{7996009646799} is an apocalyptic number.

7996009646799 is a deficient number, since it is larger than the sum of its proper divisors (3981696416433).

7996009646799 is a wasteful number, since it uses less digits than its factorization.

7996009646799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396409 (or 396397 counting only the distinct ones).

The product of its (nonzero) digits is 2499898464, while the sum is 81.

The spelling of 7996009646799 in words is "seven trillion, nine hundred ninety-six billion, nine million, six hundred forty-six thousand, seven hundred ninety-nine".