86755623029 has 2 divisors, whose sum is σ = 86755623030. Its totient is φ = 86755623028.

The previous prime is 86755623011. The next prime is 86755623041. The reversal of 86755623029 is 92032655768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53886658225 + 32868964804 = 232135^2 + 181298^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86755623029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86755623049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43377811514 + 43377811515.

It is an arithmetic number, because the mean of its divisors is an integer number (43377811515).

Almost surely, 2^86755623029 is an apocalyptic number.

It is an amenable number.

86755623029 is a deficient number, since it is larger than the sum of its proper divisors (1).

86755623029 is an equidigital number, since it uses as much as digits as its factorization.

86755623029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 86755623029 in words is "eighty-six billion, seven hundred fifty-five million, six hundred twenty-three thousand, twenty-nine".