108646587873677 has 4 divisors (see below), whose sum is σ = 124167528998496. Its totient is φ = 93125646748860.

The previous prime is 108646587873673. The next prime is 108646587873679. The reversal of 108646587873677 is 776378785646801.

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 108646587873677 - 2² = 108646587873673 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 108646587873595 and 108646587873604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108646587873673) 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, 7760470562399 + ... + 7760470562412.

It is an arithmetic number, because the mean of its divisors is an integer number (31041882249624).

Almost surely, 2^{108646587873677} is an apocalyptic number.

It is an amenable number.

108646587873677 is a deficient number, since it is larger than the sum of its proper divisors (15520941124819).

108646587873677 is an equidigital number, since it uses as much as digits as its factorization.

108646587873677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15520941124818.

The product of its (nonzero) digits is 15931883520, while the sum is 83.

The spelling of 108646587873677 in words is "one hundred eight trillion, six hundred forty-six billion, five hundred eighty-seven million, eight hundred seventy-three thousand, six hundred seventy-seven".