28134733056 has 72 divisors (see below), whose sum is σ = 78820482720. Its totient is φ = 8884647936.

The previous prime is 28134733051. The next prime is 28134733073. The reversal of 28134733056 is 65033743182.

It is a junction number, because it is equal to n+sod(n) for n = 28134732999 and 28134733017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28134733051) 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 in 7 ways as a sum of consecutive naturals, for example, 949455 + ... + 978638.

Almost surely, 2^28134733056 is an apocalyptic number.

It is an amenable number.

28134733056 is an abundant number, since it is smaller than the sum of its proper divisors (50685749664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28134733056 is a wasteful number, since it uses less digits than its factorization.

28134733056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928131 (or 1928117 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 28134733056 in words is "twenty-eight billion, one hundred thirty-four million, seven hundred thirty-three thousand, fifty-six".