22645445356 has 6 divisors (see below), whose sum is σ = 39629529380. Its totient is φ = 11322722676.

The previous prime is 22645445341. The next prime is 22645445399. The reversal of 22645445356 is 65354454622.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830680666 + ... + 2830680673.

Almost surely, 2^22645445356 is an apocalyptic number.

It is an amenable number.

22645445356 is a deficient number, since it is larger than the sum of its proper divisors (16984084024).

22645445356 is a wasteful number, since it uses less digits than its factorization.

22645445356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5661361343 (or 5661361341 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 46.

Adding to 22645445356 its reverse (65354454622), we get a palindrome (87999899978).

The spelling of 22645445356 in words is "twenty-two billion, six hundred forty-five million, four hundred forty-five thousand, three hundred fifty-six".