14433214421 has 16 divisors (see below), whose sum is σ = 15817181040. Its totient is φ = 13109160960.

The previous prime is 14433214417. The next prime is 14433214423. The reversal of 14433214421 is 12441233441.

It can be written as a sum of positive squares in 8 ways, for example, as 1182672100 + 13250542321 = 34390^2 + 115111^2 .

It is a cyclic number.

It is not a de Polignac number, because 14433214421 - 2² = 14433214417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14433214423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1155791 + ... + 1168211.

It is an arithmetic number, because the mean of its divisors is an integer number (988573815).

Almost surely, 2^14433214421 is an apocalyptic number.

It is an amenable number.

14433214421 is a deficient number, since it is larger than the sum of its proper divisors (1383966619).

14433214421 is a wasteful number, since it uses less digits than its factorization.

14433214421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14824.

The product of its digits is 9216, while the sum is 29.

Adding to 14433214421 its reverse (12441233441), we get a palindrome (26874447862).

The spelling of 14433214421 in words is "fourteen billion, four hundred thirty-three million, two hundred fourteen thousand, four hundred twenty-one".