28456606922 has 16 divisors (see below), whose sum is σ = 44124057600. Its totient is φ = 13749883920.

The previous prime is 28456606921. The next prime is 28456606931. The reversal of 28456606922 is 22960665482.

It is not an unprimeable number, because it can be changed into a prime (28456606921) 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, 279722 + ... + 367637.

It is an arithmetic number, because the mean of its divisors is an integer number (2757753600).

Almost surely, 2^28456606922 is an apocalyptic number.

28456606922 is a deficient number, since it is larger than the sum of its proper divisors (15667450678).

28456606922 is a wasteful number, since it uses less digits than its factorization.

28456606922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648101.

The product of its (nonzero) digits is 2488320, while the sum is 50.

It can be divided in two parts, 2845660 and 6922, that added together give a palindrome (2852582).

The spelling of 28456606922 in words is "twenty-eight billion, four hundred fifty-six million, six hundred six thousand, nine hundred twenty-two".