22000456456 has 32 divisors (see below), whose sum is σ = 45850017600. Its totient is φ = 9811522240.

The previous prime is 22000456453. The next prime is 22000456523. The reversal of 22000456456 is 65465400022.

It is not an unprimeable number, because it can be changed into a prime (22000456453) 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, 2353876 + ... + 2363203.

It is an arithmetic number, because the mean of its divisors is an integer number (1432813050).

Almost surely, 2^22000456456 is an apocalyptic number.

It is an amenable number.

22000456456 is an abundant number, since it is smaller than the sum of its proper divisors (23849561144).

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

22000456456 is a wasteful number, since it uses less digits than its factorization.

22000456456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717149 (or 4717145 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 22000456456 its reverse (65465400022), we get a palindrome (87465856478).

The spelling of 22000456456 in words is "twenty-two billion, four hundred fifty-six thousand, four hundred fifty-six".