86475900689 has 2 divisors, whose sum is σ = 86475900690. Its totient is φ = 86475900688.

The previous prime is 86475900593. The next prime is 86475900701. The reversal of 86475900689 is 98600957468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64861902400 + 21613998289 = 254680^2 + 147017^2 .

It is a cyclic number.

It is not a de Polignac number, because 86475900689 - 2¹⁶ = 86475835153 is a prime.

It is not a weakly prime, because it can be changed into another prime (86475908689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43237950344 + 43237950345.

It is an arithmetic number, because the mean of its divisors is an integer number (43237950345).

Almost surely, 2^86475900689 is an apocalyptic number.

It is an amenable number.

86475900689 is a deficient number, since it is larger than the sum of its proper divisors (1).

86475900689 is an equidigital number, since it uses as much as digits as its factorization.

86475900689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26127360, while the sum is 62.

The spelling of 86475900689 in words is "eighty-six billion, four hundred seventy-five million, nine hundred thousand, six hundred eighty-nine".