22040262404 has 24 divisors (see below), whose sum is σ = 38813795328. Its totient is φ = 10950730560.

The previous prime is 22040262389. The next prime is 22040262407. The reversal of 22040262404 is 40426204022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22040262407) 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, 723872 + ... + 753704.

It is an arithmetic number, because the mean of its divisors is an integer number (1617241472).

Almost surely, 2^22040262404 is an apocalyptic number.

It is an amenable number.

22040262404 is a deficient number, since it is larger than the sum of its proper divisors (16773532924).

22040262404 is a wasteful number, since it uses less digits than its factorization.

22040262404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30995 (or 30993 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22040262404 its reverse (40426204022), we get a palindrome (62466466426).

The spelling of 22040262404 in words is "twenty-two billion, forty million, two hundred sixty-two thousand, four hundred four".