14418321536 has 16 divisors (see below), whose sum is σ = 28724000190. Its totient is φ = 7209160704.

The previous prime is 14418321517. The next prime is 14418321563. The reversal of 14418321536 is 63512381441.

It can be written as a sum of positive squares in only one way, i.e., 8934030400 + 5484291136 = 94520^2 + 74056^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 14418321536.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 56321441 + ... + 56321696.

Almost surely, 2^14418321536 is an apocalyptic number.

14418321536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14418321536 is a deficient number, since it is larger than the sum of its proper divisors (14305678654).

14418321536 is an equidigital number, since it uses as much as digits as its factorization.

14418321536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112643151 (or 112643139 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The spelling of 14418321536 in words is "fourteen billion, four hundred eighteen million, three hundred twenty-one thousand, five hundred thirty-six".