86596209761 has 2 divisors, whose sum is σ = 86596209762. Its totient is φ = 86596209760.

The previous prime is 86596209743. The next prime is 86596209779. The reversal of 86596209761 is 16790269568.

It is a balanced prime because it is at equal distance from previous prime (86596209743) and next prime (86596209779).

It can be written as a sum of positive squares in only one way, i.e., 85933404736 + 662805025 = 293144^2 + 25745^2 .

It is a cyclic number.

It is not a de Polignac number, because 86596209761 - 2¹⁰ = 86596208737 is a prime.

It is a super-2 number, since 2×86596209761² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86596209761.

It is not a weakly prime, because it can be changed into another prime (86596209361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43298104880 + 43298104881.

It is an arithmetic number, because the mean of its divisors is an integer number (43298104881).

Almost surely, 2^86596209761 is an apocalyptic number.

It is an amenable number.

86596209761 is a deficient number, since it is larger than the sum of its proper divisors (1).

86596209761 is an equidigital number, since it uses as much as digits as its factorization.

86596209761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 86596209761 in words is "eighty-six billion, five hundred ninety-six million, two hundred nine thousand, seven hundred sixty-one".