14421432415 has 16 divisors (see below), whose sum is σ = 18644074848. Its totient is φ = 10645589376.

The previous prime is 14421432397. The next prime is 14421432419. The reversal of 14421432415 is 51423412441.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 14421432415 - 2⁹ = 14421431903 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 (14421432419) 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, 133852 + ... + 216238.

It is an arithmetic number, because the mean of its divisors is an integer number (1165254678).

Almost surely, 2^14421432415 is an apocalyptic number.

14421432415 is a deficient number, since it is larger than the sum of its proper divisors (4222642433).

14421432415 is a wasteful number, since it uses less digits than its factorization.

14421432415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85098.

The product of its digits is 15360, while the sum is 31.

Adding to 14421432415 its reverse (51423412441), we get a palindrome (65844844856).

The spelling of 14421432415 in words is "fourteen billion, four hundred twenty-one million, four hundred thirty-two thousand, four hundred fifteen".