14453221215 has 16 divisors (see below), whose sum is σ = 23617179648. Its totient is φ = 7544376096.

The previous prime is 14453221213. The next prime is 14453221217. The reversal of 14453221215 is 51212235441.

It is an interprime number because it is at equal distance from previous prime (14453221213) and next prime (14453221217).

It is not a de Polignac number, because 14453221215 - 2¹ = 14453221213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14453221213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10249807 + ... + 10251216.

It is an arithmetic number, because the mean of its divisors is an integer number (1476073728).

Almost surely, 2^14453221215 is an apocalyptic number.

14453221215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

14453221215 is a deficient number, since it is larger than the sum of its proper divisors (9163958433).

14453221215 is a wasteful number, since it uses less digits than its factorization.

14453221215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20501078.

The product of its digits is 9600, while the sum is 30.

Adding to 14453221215 its reverse (51212235441), we get a palindrome (65665456656).

The spelling of 14453221215 in words is "fourteen billion, four hundred fifty-three million, two hundred twenty-one thousand, two hundred fifteen".