22040405116 has 12 divisors (see below), whose sum is σ = 38572132480. Its totient is φ = 11019795840.

The previous prime is 22040405069. The next prime is 22040405147. The reversal of 22040405116 is 61150404022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43180 + ... + 214348.

Almost surely, 2^22040405116 is an apocalyptic number.

It is an amenable number.

22040405116 is a deficient number, since it is larger than the sum of its proper divisors (16531727364).

22040405116 is a wasteful number, since it uses less digits than its factorization.

22040405116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203364 (or 203362 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 22040405116 its reverse (61150404022), we get a palindrome (83190809138).

The spelling of 22040405116 in words is "twenty-two billion, forty million, four hundred five thousand, one hundred sixteen".