14150444400221 has 4 divisors (see below), whose sum is σ = 14150455374972. Its totient is φ = 14150433425472.

The previous prime is 14150444400187. The next prime is 14150444400227. The reversal of 14150444400221 is 12200444405141.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2765522436196 + 11384921964025 = 1662986^2 + 3374155^2 .

It is a cyclic number.

It is not a de Polignac number, because 14150444400221 - 2²⁶ = 14150377291357 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 (14150444400227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3248966 + ... + 6233511.

It is an arithmetic number, because the mean of its divisors is an integer number (3537613843743).

Almost surely, 2^{14150444400221} is an apocalyptic number.

It is an amenable number.

14150444400221 is a deficient number, since it is larger than the sum of its proper divisors (10974751).

14150444400221 is an equidigital number, since it uses as much as digits as its factorization.

14150444400221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10974750.

The product of its (nonzero) digits is 20480, while the sum is 32.

Adding to 14150444400221 its reverse (12200444405141), we get a palindrome (26350888805362).

The spelling of 14150444400221 in words is "fourteen trillion, one hundred fifty billion, four hundred forty-four million, four hundred thousand, two hundred twenty-one".