109609831422 has 64 divisors (see below), whose sum is σ = 299787586560. Its totient is φ = 28908086112.

The previous prime is 109609831381. The next prime is 109609831423. The reversal of 109609831422 is 224138906901.

109609831422 is a `hidden beast` number, since 1 + 0 + 9 + 609 + 8 + 3 + 14 + 22 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109609831423) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 11147898 + ... + 11157725.

It is an arithmetic number, because the mean of its divisors is an integer number (4684181040).

Almost surely, 2^109609831422 is an apocalyptic number.

109609831422 is an abundant number, since it is smaller than the sum of its proper divisors (190177755138).

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

109609831422 is a wasteful number, since it uses less digits than its factorization.

109609831422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22305654 (or 22305648 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 109609831422 in words is "one hundred nine billion, six hundred nine million, eight hundred thirty-one thousand, four hundred twenty-two".