14404104225421 has 8 divisors (see below), whose sum is σ = 14547438869400. Its totient is φ = 14260783694400.

The previous prime is 14404104225409. The next prime is 14404104225457. The reversal of 14404104225421 is 12452240140441.

It can be written as a sum of positive squares in 4 ways, for example, as 9083677599396 + 5320426626025 = 3013914^2 + 2306605^2 .

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 14404104225421 - 2²⁵ = 14404070670989 is a prime.

It is a super-2 number, since 2×14404104225421² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14404104225481) 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, 1470886 + ... + 5565223.

It is an arithmetic number, because the mean of its divisors is an integer number (1818429858675).

Almost surely, 2^{14404104225421} is an apocalyptic number.

It is an amenable number.

14404104225421 is a deficient number, since it is larger than the sum of its proper divisors (143334643979).

14404104225421 is a wasteful number, since it uses less digits than its factorization.

14404104225421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7056479.

The product of its (nonzero) digits is 40960, while the sum is 34.

Adding to 14404104225421 its reverse (12452240140441), we get a palindrome (26856344365862).

The spelling of 14404104225421 in words is "fourteen trillion, four hundred four billion, one hundred four million, two hundred twenty-five thousand, four hundred twenty-one".