22246660468 has 6 divisors (see below), whose sum is σ = 38931655826. Its totient is φ = 11123330232.

The previous prime is 22246660451. The next prime is 22246660493. The reversal of 22246660468 is 86406664222.

It can be written as a sum of positive squares in only one way, i.e., 22134893284 + 111767184 = 148778^2 + 10572^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780832555 + ... + 2780832562.

Almost surely, 2^22246660468 is an apocalyptic number.

It is an amenable number.

22246660468 is a deficient number, since it is larger than the sum of its proper divisors (16684995358).

22246660468 is a wasteful number, since it uses less digits than its factorization.

22246660468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5561665121 (or 5561665119 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 22246660468 in words is "twenty-two billion, two hundred forty-six million, six hundred sixty thousand, four hundred sixty-eight".