86650836886519 has 2 divisors, whose sum is σ = 86650836886520. Its totient is φ = 86650836886518.

The previous prime is 86650836886463. The next prime is 86650836886529. The reversal of 86650836886519 is 91568863805668.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86650836886519 - 2⁹ = 86650836886007 is a prime.

It is a super-2 number, since 2×86650836886519² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86650836886529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43325418443259 + 43325418443260.

It is an arithmetic number, because the mean of its divisors is an integer number (43325418443260).

Almost surely, 2^{86650836886519} is an apocalyptic number.

86650836886519 is a deficient number, since it is larger than the sum of its proper divisors (1).

86650836886519 is an equidigital number, since it uses as much as digits as its factorization.

86650836886519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3583180800, while the sum is 79.

The spelling of 86650836886519 in words is "eighty-six trillion, six hundred fifty billion, eight hundred thirty-six million, eight hundred eighty-six thousand, five hundred nineteen".