28422618634 has 16 divisors (see below), whose sum is σ = 43885987200. Its totient is φ = 13795707024.

The previous prime is 28422618611. The next prime is 28422618673. The reversal of 28422618634 is 43681622482.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404974 + ... + 469945.

It is an arithmetic number, because the mean of its divisors is an integer number (2742874200).

Almost surely, 2^28422618634 is an apocalyptic number.

28422618634 is a deficient number, since it is larger than the sum of its proper divisors (15463368566).

28422618634 is a wasteful number, since it uses less digits than its factorization.

28422618634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875397.

The product of its digits is 884736, while the sum is 46.

The spelling of 28422618634 in words is "twenty-eight billion, four hundred twenty-two million, six hundred eighteen thousand, six hundred thirty-four".