109153891756 has 36 divisors (see below), whose sum is σ = 239298922128. Its totient is φ = 43181758368.

The previous prime is 109153891739. The next prime is 109153891789. The reversal of 109153891756 is 657198351901.

It is a junction number, because it is equal to n+sod(n) for n = 109153891697 and 109153891706.

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 11 ways as a sum of consecutive naturals, for example, 21416976 + ... + 21422071.

Almost surely, 2^109153891756 is an apocalyptic number.

It is an amenable number.

109153891756 is an abundant number, since it is smaller than the sum of its proper divisors (130145030372).

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

109153891756 is a wasteful number, since it uses less digits than its factorization.

109153891756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42839078 (or 42839069 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 55.

The spelling of 109153891756 in words is "one hundred nine billion, one hundred fifty-three million, eight hundred ninety-one thousand, seven hundred fifty-six".