28452743558 has 8 divisors (see below), whose sum is σ = 42791726280. Its totient is φ = 14188834800.

The previous prime is 28452743521. The next prime is 28452743563. The reversal of 28452743558 is 85534725482.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18767543 + ... + 18769058.

It is an arithmetic number, because the mean of its divisors is an integer number (5348965785).

Almost surely, 2^28452743558 is an apocalyptic number.

28452743558 is a deficient number, since it is larger than the sum of its proper divisors (14338982722).

28452743558 is a wasteful number, since it uses less digits than its factorization.

28452743558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37536982.

The product of its digits is 10752000, while the sum is 53.

The spelling of 28452743558 in words is "twenty-eight billion, four hundred fifty-two million, seven hundred forty-three thousand, five hundred fifty-eight".