14531320456 has 64 divisors (see below), whose sum is σ = 27782092800. Its totient is φ = 7124828928.

The previous prime is 14531320451. The next prime is 14531320459. The reversal of 14531320456 is 65402313541.

It is a super-2 number, since 2×14531320456² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14531320451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60800385 + ... + 60800623.

It is an arithmetic number, because the mean of its divisors is an integer number (434095200).

Almost surely, 2^14531320456 is an apocalyptic number.

It is an amenable number.

14531320456 is a deficient number, since it is larger than the sum of its proper divisors (13250772344).

14531320456 is a wasteful number, since it uses less digits than its factorization.

14531320456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 834 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 14531320456 its reverse (65402313541), we get a palindrome (79933633997).

The spelling of 14531320456 in words is "fourteen billion, five hundred thirty-one million, three hundred twenty thousand, four hundred fifty-six".