109806495186 has 16 divisors (see below), whose sum is σ = 226697280768. Its totient is φ = 35421450000.

The previous prime is 109806495173. The next prime is 109806495187. The reversal of 109806495186 is 681594608901.

It is not an unprimeable number, because it can be changed into a prime (109806495187) 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, 295178565 + ... + 295178936.

It is an arithmetic number, because the mean of its divisors is an integer number (14168580048).

Almost surely, 2^109806495186 is an apocalyptic number.

109806495186 is an abundant number, since it is smaller than the sum of its proper divisors (116890785582).

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

109806495186 is a wasteful number, since it uses less digits than its factorization.

109806495186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590357537.

The product of its (nonzero) digits is 3732480, while the sum is 57.

The spelling of 109806495186 in words is "one hundred nine billion, eight hundred six million, four hundred ninety-five thousand, one hundred eighty-six".