28367222559 has 16 divisors (see below), whose sum is σ = 40735884672. Its totient is φ = 17455268448.

The previous prime is 28367222549. The next prime is 28367222591. The reversal of 28367222559 is 95522276382.

It is a de Polignac number, because none of the positive numbers 2^k-28367222559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28367222549) 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, 593304 + ... + 639330.

It is an arithmetic number, because the mean of its divisors is an integer number (2545992792).

Almost surely, 2^28367222559 is an apocalyptic number.

28367222559 is a deficient number, since it is larger than the sum of its proper divisors (12368662113).

28367222559 is a wasteful number, since it uses less digits than its factorization.

28367222559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61846.

The product of its digits is 3628800, while the sum is 51.

The spelling of 28367222559 in words is "twenty-eight billion, three hundred sixty-seven million, two hundred twenty-two thousand, five hundred fifty-nine".