28283904063 has 6 divisors (see below), whose sum is σ = 40854528104. Its totient is φ = 18855936036.

The previous prime is 28283904017. The next prime is 28283904067. The reversal of 28283904063 is 36040938282.

28283904063 is a `hidden beast` number, since 2 + 82 + 83 + 90 + 406 + 3 = 666.

It is not a de Polignac number, because 28283904063 - 2⁸ = 28283903807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28283904067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1571327995 + ... + 1571328012.

Almost surely, 2^28283904063 is an apocalyptic number.

28283904063 is a deficient number, since it is larger than the sum of its proper divisors (12570624041).

28283904063 is a wasteful number, since it uses less digits than its factorization.

28283904063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142656013 (or 3142656010 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 28283904063 in words is "twenty-eight billion, two hundred eighty-three million, nine hundred four thousand, sixty-three".