14001527809 has 12 divisors (see below), whose sum is σ = 14519443504. Its totient is φ = 13498948584.

The previous prime is 14001527803. The next prime is 14001527819. The reversal of 14001527809 is 90872510041.

It is not a de Polignac number, because 14001527809 - 2⁷ = 14001527681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14001527803) 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 11 ways as a sum of consecutive naturals, for example, 100702 + ... + 195304.

Almost surely, 2^14001527809 is an apocalyptic number.

It is an amenable number.

14001527809 is a deficient number, since it is larger than the sum of its proper divisors (517915695).

14001527809 is an frugal number, since it uses more digits than its factorization.

14001527809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94764 (or 94717 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The spelling of 14001527809 in words is "fourteen billion, one million, five hundred twenty-seven thousand, eight hundred nine".