14428611899 has 4 divisors (see below), whose sum is σ = 15538505136. Its totient is φ = 13318718664.

The previous prime is 14428611853. The next prime is 14428611907. The reversal of 14428611899 is 99811682441.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14428611899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14428611899.

It is not an unprimeable number, because it can be changed into a prime (14428611299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554946599 + ... + 554946624.

It is an arithmetic number, because the mean of its divisors is an integer number (3884626284).

Almost surely, 2^14428611899 is an apocalyptic number.

14428611899 is a deficient number, since it is larger than the sum of its proper divisors (1109893237).

14428611899 is a wasteful number, since it uses less digits than its factorization.

14428611899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109893236.

The product of its digits is 995328, while the sum is 53.

The spelling of 14428611899 in words is "fourteen billion, four hundred twenty-eight million, six hundred eleven thousand, eight hundred ninety-nine".