22244455569 has 12 divisors (see below), whose sum is σ = 34501604784. Its totient is φ = 12711117384.

The previous prime is 22244455549. The next prime is 22244455601. The reversal of 22244455569 is 96555444222.

It is not a de Polignac number, because 22244455569 - 2¹⁵ = 22244422801 is a prime.

It is a super-2 number, since 2×22244455569² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (22244455549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75661267 + ... + 75661560.

It is an arithmetic number, because the mean of its divisors is an integer number (2875133732).

Almost surely, 2^22244455569 is an apocalyptic number.

It is an amenable number.

22244455569 is a deficient number, since it is larger than the sum of its proper divisors (12257149215).

22244455569 is a wasteful number, since it uses less digits than its factorization.

22244455569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151322844 (or 151322837 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 48.

The spelling of 22244455569 in words is "twenty-two billion, two hundred forty-four million, four hundred fifty-five thousand, five hundred sixty-nine".