22628865486 has 32 divisors (see below), whose sum is σ = 45415219968. Its totient is φ = 7516745600.

The previous prime is 22628865449. The next prime is 22628865517. The reversal of 22628865486 is 68456882622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2794135 + ... + 2802221.

It is an arithmetic number, because the mean of its divisors is an integer number (1419225624).

Almost surely, 2^22628865486 is an apocalyptic number.

22628865486 is an abundant number, since it is smaller than the sum of its proper divisors (22786354482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22628865486 is a wasteful number, since it uses less digits than its factorization.

22628865486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9656.

The product of its digits is 17694720, while the sum is 57.

The spelling of 22628865486 in words is "twenty-two billion, six hundred twenty-eight million, eight hundred sixty-five thousand, four hundred eighty-six".