14249446081 has 36 divisors (see below), whose sum is σ = 16317720576. Its totient is φ = 12424557600.

The previous prime is 14249446063. The next prime is 14249446129. The reversal of 14249446081 is 18064494241.

It is not a de Polignac number, because 14249446081 - 2⁵ = 14249446049 is a prime.

It is a super-2 number, since 2×14249446081² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14249446181) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9686176 + ... + 9687646.

It is an arithmetic number, because the mean of its divisors is an integer number (453270016).

Almost surely, 2^14249446081 is an apocalyptic number.

It is an amenable number.

14249446081 is a deficient number, since it is larger than the sum of its proper divisors (2068274495).

14249446081 is a wasteful number, since it uses less digits than its factorization.

14249446081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614 (or 1558 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 43.

The spelling of 14249446081 in words is "fourteen billion, two hundred forty-nine million, four hundred forty-six thousand, eighty-one".