86675533557601 has 4 divisors (see below), whose sum is σ = 89471518511104. Its totient is φ = 83879548604100.

The previous prime is 86675533557523. The next prime is 86675533557611. The reversal of 86675533557601 is 10675533557668.

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 a de Polignac number, because none of the positive numbers 2^k-86675533557601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86675533557611) 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, 1397992476705 + ... + 1397992476766.

It is an arithmetic number, because the mean of its divisors is an integer number (22367879627776).

Almost surely, 2^{86675533557601} is an apocalyptic number.

It is an amenable number.

86675533557601 is a deficient number, since it is larger than the sum of its proper divisors (2795984953503).

86675533557601 is a wasteful number, since it uses less digits than its factorization.

86675533557601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795984953502.

The product of its (nonzero) digits is 476280000, while the sum is 67.

Adding to 86675533557601 its sum of digits (67), we get a palindrome (86675533557668).

The spelling of 86675533557601 in words is "eighty-six trillion, six hundred seventy-five billion, five hundred thirty-three million, five hundred fifty-seven thousand, six hundred one".