14028864425 has 36 divisors (see below), whose sum is σ = 18106005204. Its totient is φ = 10774425600.

The previous prime is 14028864407. The next prime is 14028864427. The reversal of 14028864425 is 52446882041.

It can be written as a sum of positive squares in 18 ways, for example, as 13995836416 + 33028009 = 118304^2 + 5747^2 .

It is a de Polignac number, because none of the positive numbers 2^k-14028864425 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14028864427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 32399009 + ... + 32399441.

It is an arithmetic number, because the mean of its divisors is an integer number (502944589).

Almost surely, 2^14028864425 is an apocalyptic number.

It is an amenable number.

14028864425 is a deficient number, since it is larger than the sum of its proper divisors (4077140779).

14028864425 is an frugal number, since it uses more digits than its factorization.

14028864425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990 (or 552 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 44.

The spelling of 14028864425 in words is "fourteen billion, twenty-eight million, eight hundred sixty-four thousand, four hundred twenty-five".