56028358503 has 16 divisors (see below), whose sum is σ = 89389974240. Its totient is φ = 34478989632.

The previous prime is 56028358457. The next prime is 56028358511. The reversal of 56028358503 is 30585382065.

56028358503 is a `hidden beast` number, since 5 + 60 + 2 + 8 + 3 + 585 + 0 + 3 = 666.

It is not a de Polignac number, because 56028358503 - 2¹³ = 56028350311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56028358103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79812126 + ... + 79812827.

It is an arithmetic number, because the mean of its divisors is an integer number (5586873390).

Almost surely, 2^56028358503 is an apocalyptic number.

56028358503 is a deficient number, since it is larger than the sum of its proper divisors (33361615737).

56028358503 is a wasteful number, since it uses less digits than its factorization.

56028358503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159624975 (or 159624969 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 56028358503 in words is "fifty-six billion, twenty-eight million, three hundred fifty-eight thousand, five hundred three".