14522021446 has 16 divisors (see below), whose sum is σ = 21840652080. Its totient is φ = 7241824480.

The previous prime is 14522021441. The next prime is 14522021471. The reversal of 14522021446 is 64412022541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14522021441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1839660 + ... + 1847536.

It is an arithmetic number, because the mean of its divisors is an integer number (1365040755).

Almost surely, 2^14522021446 is an apocalyptic number.

14522021446 is a deficient number, since it is larger than the sum of its proper divisors (7318630634).

14522021446 is a wasteful number, since it uses less digits than its factorization.

14522021446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10199.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 14522021446 its reverse (64412022541), we get a palindrome (78934043987).

The spelling of 14522021446 in words is "fourteen billion, five hundred twenty-two million, twenty-one thousand, four hundred forty-six".