799946277391 has 2 divisors, whose sum is σ = 799946277392. Its totient is φ = 799946277390.

The previous prime is 799946277301. The next prime is 799946277467. The reversal of 799946277391 is 193772649997.

It is a strong prime.

It is an emirp because it is prime and its reverse (193772649997) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 799946277391 - 2³⁵ = 765586539023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (799946277301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399973138695 + 399973138696.

It is an arithmetic number, because the mean of its divisors is an integer number (399973138696).

Almost surely, 2^799946277391 is an apocalyptic number.

799946277391 is a deficient number, since it is larger than the sum of its proper divisors (1).

799946277391 is an equidigital number, since it uses as much as digits as its factorization.

799946277391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324060912, while the sum is 73.

The spelling of 799946277391 in words is "seven hundred ninety-nine billion, nine hundred forty-six million, two hundred seventy-seven thousand, three hundred ninety-one".