109589449686 has 16 divisors (see below), whose sum is σ = 228708417024. Its totient is φ = 34941563624.

The previous prime is 109589449667. The next prime is 109589449813. The reversal of 109589449686 is 686944985901.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a self number, because there is not a number n which added to its sum of digits gives 109589449686.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397063086 + ... + 397063361.

It is an arithmetic number, because the mean of its divisors is an integer number (14294276064).

Almost surely, 2^109589449686 is an apocalyptic number.

109589449686 is an abundant number, since it is smaller than the sum of its proper divisors (119118967338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109589449686 is a wasteful number, since it uses less digits than its factorization.

109589449686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794126475.

The product of its (nonzero) digits is 134369280, while the sum is 69.

The spelling of 109589449686 in words is "one hundred nine billion, five hundred eighty-nine million, four hundred forty-nine thousand, six hundred eighty-six".