28275260752 has 10 divisors (see below), whose sum is σ = 54783317738. Its totient is φ = 14137630368.

The previous prime is 28275260737. The next prime is 28275260753. The reversal of 28275260752 is 25706257282.

It can be written as a sum of positive squares in only one way, i.e., 25874652736 + 2400608016 = 160856^2 + 48996^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28275260753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 883601883 + ... + 883601914.

Almost surely, 2^28275260752 is an apocalyptic number.

It is an amenable number.

28275260752 is a deficient number, since it is larger than the sum of its proper divisors (26508056986).

28275260752 is a wasteful number, since it uses less digits than its factorization.

28275260752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767203805 (or 1767203799 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 46.

The spelling of 28275260752 in words is "twenty-eight billion, two hundred seventy-five million, two hundred sixty thousand, seven hundred fifty-two".