14401944324 has 18 divisors (see below), whose sum is σ = 36404914910. Its totient is φ = 4800648096.

The previous prime is 14401944251. The next prime is 14401944371. The reversal of 14401944324 is 42344910441.

It is a happy number.

14401944324 is a `hidden beast` number, since 1 + 440 + 194 + 4 + 3 + 24 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12832358400 + 1569585924 = 113280^2 + 39618^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 400054009 = 14401944324 / (1 + 4 + 4 + 0 + 1 + 9 + 4 + 4 + 3 + 2 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200026969 + ... + 200027040.

Almost surely, 2^14401944324 is an apocalyptic number.

It is an amenable number.

14401944324 is an abundant number, since it is smaller than the sum of its proper divisors (22002970586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14401944324 is a wasteful number, since it uses less digits than its factorization.

14401944324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400054019 (or 400054014 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 14401944324 in words is "fourteen billion, four hundred one million, nine hundred forty-four thousand, three hundred twenty-four".