86767290791 has 2 divisors, whose sum is σ = 86767290792. Its totient is φ = 86767290790.

The previous prime is 86767290637. The next prime is 86767290821. The reversal of 86767290791 is 19709276768.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86767290791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86767292791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43383645395 + 43383645396.

It is an arithmetic number, because the mean of its divisors is an integer number (43383645396).

Almost surely, 2^86767290791 is an apocalyptic number.

86767290791 is a deficient number, since it is larger than the sum of its proper divisors (1).

86767290791 is an equidigital number, since it uses as much as digits as its factorization.

86767290791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16003008, while the sum is 62.

The spelling of 86767290791 in words is "eighty-six billion, seven hundred sixty-seven million, two hundred ninety thousand, seven hundred ninety-one".