28554245582 has 8 divisors (see below), whose sum is σ = 44308312200. Its totient is φ = 13784808184.

The previous prime is 28554245581. The next prime is 28554245591.

28554245582 is nontrivially palindromic in base 10.

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

It is a self number, because there is not a number n which added to its sum of digits gives 28554245582.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28554245581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246157232 + ... + 246157347.

It is an arithmetic number, because the mean of its divisors is an integer number (5538539025).

Almost surely, 2^28554245582 is an apocalyptic number.

28554245582 is a deficient number, since it is larger than the sum of its proper divisors (15754066618).

28554245582 is a wasteful number, since it uses less digits than its factorization.

28554245582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492314610.

The product of its digits is 5120000, while the sum is 50.

The spelling of 28554245582 in words is "twenty-eight billion, five hundred fifty-four million, two hundred forty-five thousand, five hundred eighty-two".