14421404431 has 8 divisors (see below), whose sum is σ = 16564428800. Its totient is φ = 12299086008.

The previous prime is 14421404423. The next prime is 14421404441. The reversal of 14421404431 is 13440412441.

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 14421404431 - 2³ = 14421404423 is a prime.

It is a super-2 number, since 2×14421404431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14421404431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14421404441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5174991 + ... + 5177776.

It is an arithmetic number, because the mean of its divisors is an integer number (2070553600).

Almost surely, 2^14421404431 is an apocalyptic number.

14421404431 is a deficient number, since it is larger than the sum of its proper divisors (2143024369).

14421404431 is a wasteful number, since it uses less digits than its factorization.

14421404431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10352973.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 14421404431 its reverse (13440412441), we get a palindrome (27861816872).

The spelling of 14421404431 in words is "fourteen billion, four hundred twenty-one million, four hundred four thousand, four hundred thirty-one".