86950786823 has 2 divisors, whose sum is σ = 86950786824. Its totient is φ = 86950786822.

The previous prime is 86950786763. The next prime is 86950786841. The reversal of 86950786823 is 32868705968.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86950786823 - 2²⁸ = 86682351367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86950783823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43475393411 + 43475393412.

It is an arithmetic number, because the mean of its divisors is an integer number (43475393412).

Almost surely, 2^86950786823 is an apocalyptic number.

86950786823 is a deficient number, since it is larger than the sum of its proper divisors (1).

86950786823 is an equidigital number, since it uses as much as digits as its factorization.

86950786823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34836480, while the sum is 62.

The spelling of 86950786823 in words is "eighty-six billion, nine hundred fifty million, seven hundred eighty-six thousand, eight hundred twenty-three".