22064272447 has 16 divisors (see below), whose sum is σ = 25410138880. Its totient is φ = 18766997568.

The previous prime is 22064272429. The next prime is 22064272453. The reversal of 22064272447 is 74427246022.

It is a cyclic number.

It is not a de Polignac number, because 22064272447 - 2³¹ = 19916788799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22064272487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2629723 + ... + 2638099.

It is an arithmetic number, because the mean of its divisors is an integer number (1588133680).

Almost surely, 2^22064272447 is an apocalyptic number.

22064272447 is a deficient number, since it is larger than the sum of its proper divisors (3345866433).

22064272447 is a wasteful number, since it uses less digits than its factorization.

22064272447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11230.

The product of its (nonzero) digits is 301056, while the sum is 40.

The spelling of 22064272447 in words is "twenty-two billion, sixty-four million, two hundred seventy-two thousand, four hundred forty-seven".