109177601915 has 8 divisors (see below), whose sum is σ = 131025999168. Its totient is φ = 87333496960.

The previous prime is 109177601903. The next prime is 109177601917. The reversal of 109177601915 is 519106771901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 109177601915 - 2¹⁰ = 109177600891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 109177601915.

It is not an unprimeable number, because it can be changed into a prime (109177601917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016846 + ... + 1119075.

It is an arithmetic number, because the mean of its divisors is an integer number (16378249896).

Almost surely, 2^109177601915 is an apocalyptic number.

109177601915 is a deficient number, since it is larger than the sum of its proper divisors (21848397253).

109177601915 is a wasteful number, since it uses less digits than its factorization.

109177601915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146149.

The product of its (nonzero) digits is 119070, while the sum is 47.

The spelling of 109177601915 in words is "one hundred nine billion, one hundred seventy-seven million, six hundred one thousand, nine hundred fifteen".