22641065504436 has 24 divisors (see below), whose sum is σ = 54533319065344. Its totient is φ = 7303569517440.

The previous prime is 22641065504417. The next prime is 22641065504437. The reversal of 22641065504436 is 63440556014622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22641065504437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30431539285 + ... + 30431540028.

Almost surely, 2^{22641065504436} is an apocalyptic number.

It is an amenable number.

22641065504436 is an abundant number, since it is smaller than the sum of its proper divisors (31892253560908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22641065504436 is a wasteful number, since it uses less digits than its factorization.

22641065504436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60863079351 (or 60863079349 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 22641065504436 in words is "twenty-two trillion, six hundred forty-one billion, sixty-five million, five hundred four thousand, four hundred thirty-six".