14053550442521 has 4 divisors (see below), whose sum is σ = 14352562154112. Its totient is φ = 13754538730932.

The previous prime is 14053550442493. The next prime is 14053550442523. The reversal of 14053550442521 is 12524405535041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14053550442521 - 2¹⁸ = 14053550180377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14053550442523) 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 3 ways as a sum of consecutive naturals, for example, 149505855725 + ... + 149505855818.

It is an arithmetic number, because the mean of its divisors is an integer number (3588140538528).

Almost surely, 2^{14053550442521} is an apocalyptic number.

It is an amenable number.

14053550442521 is a deficient number, since it is larger than the sum of its proper divisors (299011711591).

14053550442521 is an equidigital number, since it uses as much as digits as its factorization.

14053550442521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299011711590.

The product of its (nonzero) digits is 480000, while the sum is 41.

Adding to 14053550442521 its reverse (12524405535041), we get a palindrome (26577955977562).

The spelling of 14053550442521 in words is "fourteen trillion, fifty-three billion, five hundred fifty million, four hundred forty-two thousand, five hundred twenty-one".