28360566534 has 16 divisors (see below), whose sum is σ = 56723153472. Its totient is φ = 9453185448.

The previous prime is 28360566517. The next prime is 28360566541. The reversal of 28360566534 is 43566506382.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147237 + ... + 279999.

It is an arithmetic number, because the mean of its divisors is an integer number (3545197092).

Almost surely, 2^28360566534 is an apocalyptic number.

28360566534 is an abundant number, since it is smaller than the sum of its proper divisors (28362586938).

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

28360566534 is a wasteful number, since it uses less digits than its factorization.

28360566534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168371.

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 28360566534 in words is "twenty-eight billion, three hundred sixty million, five hundred sixty-six thousand, five hundred thirty-four".