14444467893 has 6 divisors (see below), whose sum is σ = 20864231414. Its totient is φ = 9629645256.

The previous prime is 14444467867. The next prime is 14444467901. The reversal of 14444467893 is 39876444441.

It is a happy number.

14444467893 is a `hidden beast` number, since 1 + 4 + 44 + 446 + 78 + 93 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12937242564 + 1507225329 = 113742^2 + 38823^2 .

It is not a de Polignac number, because 14444467893 - 2⁵ = 14444467861 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 (14444467823) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 802470430 + ... + 802470447.

Almost surely, 2^14444467893 is an apocalyptic number.

It is an amenable number.

14444467893 is a deficient number, since it is larger than the sum of its proper divisors (6419763521).

14444467893 is a wasteful number, since it uses less digits than its factorization.

14444467893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604940883 (or 1604940880 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 54.

The spelling of 14444467893 in words is "fourteen billion, four hundred forty-four million, four hundred sixty-seven thousand, eight hundred ninety-three".