8071799204591 has 2 divisors, whose sum is σ = 8071799204592. Its totient is φ = 8071799204590.

The previous prime is 8071799204587. The next prime is 8071799204633. The reversal of 8071799204591 is 1954029971708.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8071799204591 - 2² = 8071799204587 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8071799204561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4035899602295 + 4035899602296.

It is an arithmetic number, because the mean of its divisors is an integer number (4035899602296).

Almost surely, 2^{8071799204591} is an apocalyptic number.

8071799204591 is a deficient number, since it is larger than the sum of its proper divisors (1).

8071799204591 is an equidigital number, since it uses as much as digits as its factorization.

8071799204591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 62.

The spelling of 8071799204591 in words is "eight trillion, seventy-one billion, seven hundred ninety-nine million, two hundred four thousand, five hundred ninety-one".