28528403314 has 8 divisors (see below), whose sum is σ = 42891434460. Its totient is φ = 14231258496.

The previous prime is 28528403297. The next prime is 28528403317. The reversal of 28528403314 is 41330482582.

It can be written as a sum of positive squares in 2 ways, for example, as 26857637689 + 1670765625 = 163883^2 + 40875^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (28528403317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16470499 + ... + 16472230.

Almost surely, 2^28528403314 is an apocalyptic number.

28528403314 is a deficient number, since it is larger than the sum of its proper divisors (14363031146).

28528403314 is a wasteful number, since it uses less digits than its factorization.

28528403314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32943164.

The product of its (nonzero) digits is 184320, while the sum is 40.

Adding to 28528403314 its reverse (41330482582), we get a palindrome (69858885896).

The spelling of 28528403314 in words is "twenty-eight billion, five hundred twenty-eight million, four hundred three thousand, three hundred fourteen".