14271623521 has 16 divisors (see below), whose sum is σ = 14891880960. Its totient is φ = 13660133760.

The previous prime is 14271623507. The next prime is 14271623537. The reversal of 14271623521 is 12532617241.

14271623521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 14271623521 - 2⁷ = 14271623393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14271620521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6658576 + ... + 6660718.

It is an arithmetic number, because the mean of its divisors is an integer number (930742560).

Almost surely, 2^14271623521 is an apocalyptic number.

It is an amenable number.

14271623521 is a deficient number, since it is larger than the sum of its proper divisors (620257439).

14271623521 is a wasteful number, since it uses less digits than its factorization.

14271623521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4056.

The product of its digits is 20160, while the sum is 34.

The spelling of 14271623521 in words is "fourteen billion, two hundred seventy-one million, six hundred twenty-three thousand, five hundred twenty-one".