22420242044 has 24 divisors (see below), whose sum is σ = 39329256288. Its totient is φ = 11183339520.

The previous prime is 22420242037. The next prime is 22420242139. The reversal of 22420242044 is 44024202422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5774984 + ... + 5778864.

It is an arithmetic number, because the mean of its divisors is an integer number (1638719012).

Almost surely, 2^22420242044 is an apocalyptic number.

It is an amenable number.

22420242044 is a deficient number, since it is larger than the sum of its proper divisors (16909014244).

22420242044 is a wasteful number, since it uses less digits than its factorization.

22420242044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6965 (or 6963 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 22420242044 its reverse (44024202422), we get a palindrome (66444444466).

The spelling of 22420242044 in words is "twenty-two billion, four hundred twenty million, two hundred forty-two thousand, forty-four".