86926517519 has 2 divisors, whose sum is σ = 86926517520. Its totient is φ = 86926517518.

The previous prime is 86926517501. The next prime is 86926517533. The reversal of 86926517519 is 91571562968.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86926517519 is a prime.

It is a super-2 number, since 2×86926517519² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86926513519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43463258759 + 43463258760.

It is an arithmetic number, because the mean of its divisors is an integer number (43463258760).

Almost surely, 2^86926517519 is an apocalyptic number.

86926517519 is a deficient number, since it is larger than the sum of its proper divisors (1).

86926517519 is an equidigital number, since it uses as much as digits as its factorization.

86926517519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8164800, while the sum is 59.

The spelling of 86926517519 in words is "eighty-six billion, nine hundred twenty-six million, five hundred seventeen thousand, five hundred nineteen".