86436770359 has 4 divisors (see below), whose sum is σ = 86456211904. Its totient is φ = 86417328816.

The previous prime is 86436770339. The next prime is 86436770383. The reversal of 86436770359 is 95307763468.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86436770359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86436770339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9714102 + ... + 9722995.

It is an arithmetic number, because the mean of its divisors is an integer number (21614052976).

Almost surely, 2^86436770359 is an apocalyptic number.

86436770359 is a deficient number, since it is larger than the sum of its proper divisors (19441545).

86436770359 is a wasteful number, since it uses less digits than its factorization.

86436770359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19441544.

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 86436770359 in words is "eighty-six billion, four hundred thirty-six million, seven hundred seventy thousand, three hundred fifty-nine".