22004332345 has 32 divisors (see below), whose sum is σ = 28599955200. Its totient is φ = 16195666176.

The previous prime is 22004332327. The next prime is 22004332351. The reversal of 22004332345 is 54323340022.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22004332345 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1952236 + ... + 1963474.

It is an arithmetic number, because the mean of its divisors is an integer number (893748600).

Almost surely, 2^22004332345 is an apocalyptic number.

It is an amenable number.

22004332345 is a deficient number, since it is larger than the sum of its proper divisors (6595622855).

22004332345 is a wasteful number, since it uses less digits than its factorization.

22004332345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11857.

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 22004332345 its reverse (54323340022), we get a palindrome (76327672367).

The spelling of 22004332345 in words is "twenty-two billion, four million, three hundred thirty-two thousand, three hundred forty-five".