86682732593 has 4 divisors (see below), whose sum is σ = 87201791040. Its totient is φ = 86163674148.

The previous prime is 86682732569. The next prime is 86682732613. The reversal of 86682732593 is 39523728668.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86682732593 - 2⁸ = 86682732337 is a prime.

It is a super-2 number, since 2×86682732593² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86682732533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259528973 + ... + 259529306.

It is an arithmetic number, because the mean of its divisors is an integer number (21800447760).

Almost surely, 2^86682732593 is an apocalyptic number.

It is an amenable number.

86682732593 is a deficient number, since it is larger than the sum of its proper divisors (519058447).

86682732593 is a wasteful number, since it uses less digits than its factorization.

86682732593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519058446.

The product of its digits is 26127360, while the sum is 59.

The spelling of 86682732593 in words is "eighty-six billion, six hundred eighty-two million, seven hundred thirty-two thousand, five hundred ninety-three".