86962872193 has 2 divisors, whose sum is σ = 86962872194. Its totient is φ = 86962872192.

The previous prime is 86962872127. The next prime is 86962872209. The reversal of 86962872193 is 39127826968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86937701904 + 25170289 = 294852^2 + 5017^2 .

It is a cyclic number.

It is not a de Polignac number, because 86962872193 - 2¹⁷ = 86962741121 is a prime.

It is a super-2 number, since 2×86962872193² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (86962878193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43481436096 + 43481436097.

It is an arithmetic number, because the mean of its divisors is an integer number (43481436097).

Almost surely, 2^86962872193 is an apocalyptic number.

It is an amenable number.

86962872193 is a deficient number, since it is larger than the sum of its proper divisors (1).

86962872193 is an equidigital number, since it uses as much as digits as its factorization.

86962872193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 61.

The spelling of 86962872193 in words is "eighty-six billion, nine hundred sixty-two million, eight hundred seventy-two thousand, one hundred ninety-three".