14428887445729 has 8 divisors (see below), whose sum is σ = 15194360934720. Its totient is φ = 13674924836496.

The previous prime is 14428887445717. The next prime is 14428887445741. The reversal of 14428887445729 is 92754478882441.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14428887445717) and next prime (14428887445741).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14428887445729 - 2⁷ = 14428887445601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14428887445759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2877717367 + ... + 2877722380.

It is an arithmetic number, because the mean of its divisors is an integer number (1899295116840).

Almost surely, 2^{14428887445729} is an apocalyptic number.

It is an amenable number.

14428887445729 is a deficient number, since it is larger than the sum of its proper divisors (765473488991).

14428887445729 is a wasteful number, since it uses less digits than its factorization.

14428887445729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5755439879.

The product of its digits is 1156055040, while the sum is 73.

The spelling of 14428887445729 in words is "fourteen trillion, four hundred twenty-eight billion, eight hundred eighty-seven million, four hundred forty-five thousand, seven hundred twenty-nine".