109571042726 has 16 divisors (see below), whose sum is σ = 164570014224. Its totient is φ = 54714420384.

The previous prime is 109571042657. The next prime is 109571042729. The reversal of 109571042726 is 627240175901.

It is a super-2 number, since 2×109571042726² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109571042729) 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 7 ways as a sum of consecutive naturals, for example, 5129420 + ... + 5150736.

It is an arithmetic number, because the mean of its divisors is an integer number (10285625889).

Almost surely, 2^109571042726 is an apocalyptic number.

109571042726 is a deficient number, since it is larger than the sum of its proper divisors (54998971498).

109571042726 is a wasteful number, since it uses less digits than its factorization.

109571042726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24535.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 109571042726 in words is "one hundred nine billion, five hundred seventy-one million, forty-two thousand, seven hundred twenty-six".