108349989429 has 16 divisors (see below), whose sum is σ = 161443888704. Its totient is φ = 64065033600.

The previous prime is 108349989427. The next prime is 108349989521. The reversal of 108349989429 is 924989943801.

It is not a de Polignac number, because 108349989429 - 2¹ = 108349989427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108349989429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108349989427) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 40039294 + ... + 40041999.

It is an arithmetic number, because the mean of its divisors is an integer number (10090243044).

Almost surely, 2^108349989429 is an apocalyptic number.

It is an amenable number.

108349989429 is a deficient number, since it is larger than the sum of its proper divisors (53093899275).

108349989429 is a wasteful number, since it uses less digits than its factorization.

108349989429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80081348.

The product of its (nonzero) digits is 40310784, while the sum is 66.

The spelling of 108349989429 in words is "one hundred eight billion, three hundred forty-nine million, nine hundred eighty-nine thousand, four hundred twenty-nine".