14128791265625 has 14 divisors (see below), whose sum is σ = 17660763040902. Its totient is φ = 11303033000000.

The previous prime is 14128791265619. The next prime is 14128791265657. The reversal of 14128791265625 is 52656219782141.

It can be written as a sum of positive squares in 7 ways, for example, as 13870105099081 + 258686166544 = 3724259^2 + 508612^2 .

It is not a de Polignac number, because 14128791265625 - 2¹⁶ = 14128791200089 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 452105696 + ... + 452136945.

Almost surely, 2^{14128791265625} is an apocalyptic number.

It is an amenable number.

14128791265625 is a deficient number, since it is larger than the sum of its proper divisors (3531971775277).

14128791265625 is an frugal number, since it uses more digits than its factorization.

14128791265625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904242671 (or 904242646 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 59.

The spelling of 14128791265625 in words is "fourteen trillion, one hundred twenty-eight billion, seven hundred ninety-one million, two hundred sixty-five thousand, six hundred twenty-five".