28255075353 has 12 divisors (see below), whose sum is σ = 40814823088. Its totient is φ = 18835823160.

The previous prime is 28255075349. The next prime is 28255075361. The reversal of 28255075353 is 35357055282.

It is a happy number.

28255075353 is a `hidden beast` number, since 28 + 2 + 550 + 75 + 3 + 5 + 3 = 666.

It is not a de Polignac number, because 28255075353 - 2² = 28255075349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 28255075299 and 28255075308.

It is not an unprimeable number, because it can be changed into a prime (28255075363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166926 + ... + 290472.

Almost surely, 2^28255075353 is an apocalyptic number.

It is an amenable number.

28255075353 is a deficient number, since it is larger than the sum of its proper divisors (12559747735).

28255075353 is a wasteful number, since it uses less digits than its factorization.

28255075353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148964 (or 148961 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 45.

The spelling of 28255075353 in words is "twenty-eight billion, two hundred fifty-five million, seventy-five thousand, three hundred fifty-three".