28560818558263 has 8 divisors (see below), whose sum is σ = 28624879105200. Its totient is φ = 28496760015360.

The previous prime is 28560818558243. The next prime is 28560818558267. The reversal of 28560818558263 is 36285581806582.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 28560818558263 - 2¹⁷ = 28560818427191 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 (28560818558267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30131293 + ... + 31064713.

It is an arithmetic number, because the mean of its divisors is an integer number (3578109888150).

Almost surely, 2^{28560818558263} is an apocalyptic number.

28560818558263 is a deficient number, since it is larger than the sum of its proper divisors (64060546937).

28560818558263 is an equidigital number, since it uses as much as digits as its factorization.

28560818558263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002017.

The product of its (nonzero) digits is 221184000, while the sum is 67.

The spelling of 28560818558263 in words is "twenty-eight trillion, five hundred sixty billion, eight hundred eighteen million, five hundred fifty-eight thousand, two hundred sixty-three".