109019116686 has 32 divisors (see below), whose sum is σ = 223494340608. Its totient is φ = 35431450560.

The previous prime is 109019116673. The next prime is 109019116691. The reversal of 109019116686 is 686611910901.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264051 + ... + 536433.

It is an arithmetic number, because the mean of its divisors is an integer number (6984198144).

Almost surely, 2^109019116686 is an apocalyptic number.

109019116686 is an abundant number, since it is smaller than the sum of its proper divisors (114475223922).

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

109019116686 is a wasteful number, since it uses less digits than its factorization.

109019116686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274056.

The product of its (nonzero) digits is 139968, while the sum is 48.

The spelling of 109019116686 in words is "one hundred nine billion, nineteen million, one hundred sixteen thousand, six hundred eighty-six".