86343834636523 has 8 divisors (see below), whose sum is σ = 86629688893440. Its totient is φ = 86058010276200.

The previous prime is 86343834636511. The next prime is 86343834636581. The reversal of 86343834636523 is 32563643834368.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86343834636523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86343834636223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1681003 + ... + 13248148.

It is an arithmetic number, because the mean of its divisors is an integer number (10828711111680).

Almost surely, 2^{86343834636523} is an apocalyptic number.

86343834636523 is a deficient number, since it is larger than the sum of its proper divisors (285854256917).

86343834636523 is a wasteful number, since it uses less digits than its factorization.

86343834636523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14948297.

The product of its digits is 537477120, while the sum is 64.

The spelling of 86343834636523 in words is "eighty-six trillion, three hundred forty-three billion, eight hundred thirty-four million, six hundred thirty-six thousand, five hundred twenty-three".