28566116426 has 8 divisors (see below), whose sum is σ = 44712182304. Its totient is φ = 13662055660.

The previous prime is 28566116407. The next prime is 28566116441. The reversal of 28566116426 is 62461166582.

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

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, 310501220 + ... + 310501311.

It is an arithmetic number, because the mean of its divisors is an integer number (5589022788).

Almost surely, 2^28566116426 is an apocalyptic number.

28566116426 is a deficient number, since it is larger than the sum of its proper divisors (16146065878).

28566116426 is a wasteful number, since it uses less digits than its factorization.

28566116426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621002556.

The product of its digits is 829440, while the sum is 47.

The spelling of 28566116426 in words is "twenty-eight billion, five hundred sixty-six million, one hundred sixteen thousand, four hundred twenty-six".