109090909108 has 24 divisors (see below), whose sum is σ = 193998369600. Its totient is φ = 53664819648.

The previous prime is 109090909093. The next prime is 109090909129. The reversal of 109090909108 is 801909090901.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34768 + ... + 468391.

It is an arithmetic number, because the mean of its divisors is an integer number (8083265400).

Almost surely, 2^109090909108 is an apocalyptic number.

It is an amenable number.

109090909108 is a deficient number, since it is larger than the sum of its proper divisors (84907460492).

109090909108 is a wasteful number, since it uses less digits than its factorization.

109090909108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504039 (or 504037 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 46.

The spelling of 109090909108 in words is "one hundred nine billion, ninety million, nine hundred nine thousand, one hundred eight".