86675533557667 has 48 divisors (see below), whose sum is σ = 93473748910080. Its totient is φ = 80321927247936.

The previous prime is 86675533557629. The next prime is 86675533557703. The reversal of 86675533557667 is 76675533557668.

It is not a de Polignac number, because 86675533557667 - 2¹¹ = 86675533555619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86675533557367) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2945828118 + ... + 2945857540.

It is an arithmetic number, because the mean of its divisors is an integer number (1947369768960).

Almost surely, 2^{86675533557667} is an apocalyptic number.

86675533557667 is a deficient number, since it is larger than the sum of its proper divisors (6798215352413).

86675533557667 is a wasteful number, since it uses less digits than its factorization.

86675533557667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30712 (or 30689 counting only the distinct ones).

The product of its digits is 20003760000, while the sum is 79.

Subtracting from 86675533557667 its reverse (76675533557668), we obtain a palindrome (9999999999999).

The spelling of 86675533557667 in words is "eighty-six trillion, six hundred seventy-five billion, five hundred thirty-three million, five hundred fifty-seven thousand, six hundred sixty-seven".