22006462044 has 24 divisors (see below), whose sum is σ = 58683899008. Its totient is φ = 6287560560.

The previous prime is 22006462007. The next prime is 22006462067. The reversal of 22006462044 is 44026460022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130990762 + ... + 130990929.

Almost surely, 2^22006462044 is an apocalyptic number.

It is an amenable number.

22006462044 is an abundant number, since it is smaller than the sum of its proper divisors (36677436964).

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

22006462044 is a wasteful number, since it uses less digits than its factorization.

22006462044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261981705 (or 261981703 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The spelling of 22006462044 in words is "twenty-two billion, six million, four hundred sixty-two thousand, forty-four".