108982186638589 has 16 divisors (see below), whose sum is σ = 118918601357760. Its totient is φ = 99050598448000.

The previous prime is 108982186638587. The next prime is 108982186638623. The reversal of 108982186638589 is 985836681289801.

It is a cyclic number.

It is not a de Polignac number, because 108982186638589 - 2¹ = 108982186638587 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 (108982186638583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 969872769 + ... + 969985129.

It is an arithmetic number, because the mean of its divisors is an integer number (7432412584860).

Almost surely, 2^{108982186638589} is an apocalyptic number.

It is an amenable number.

108982186638589 is a deficient number, since it is larger than the sum of its proper divisors (9936414719171).

108982186638589 is a wasteful number, since it uses less digits than its factorization.

108982186638589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133052.

The product of its (nonzero) digits is 2866544640, while the sum is 82.

The spelling of 108982186638589 in words is "one hundred eight trillion, nine hundred eighty-two billion, one hundred eighty-six million, six hundred thirty-eight thousand, five hundred eighty-nine".