109276789879 has 4 divisors (see below), whose sum is σ = 111128938920. Its totient is φ = 107424640840.

The previous prime is 109276789873. The next prime is 109276789889. The reversal of 109276789879 is 978987672901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 109276789879 - 2⁷ = 109276789751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109276789873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926074432 + ... + 926074549.

It is an arithmetic number, because the mean of its divisors is an integer number (27782234730).

Almost surely, 2^109276789879 is an apocalyptic number.

109276789879 is a deficient number, since it is larger than the sum of its proper divisors (1852149041).

109276789879 is an equidigital number, since it uses as much as digits as its factorization.

109276789879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852149040.

The product of its (nonzero) digits is 192036096, while the sum is 73.

The spelling of 109276789879 in words is "one hundred nine billion, two hundred seventy-six million, seven hundred eighty-nine thousand, eight hundred seventy-nine".