22418982412 has 12 divisors (see below), whose sum is σ = 40145619976. Its totient is φ = 10948805280.

The previous prime is 22418982403. The next prime is 22418982413. The reversal of 22418982412 is 21428981422.

It is a super-2 number, since 2×22418982412² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (22418982413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65171289 + ... + 65171632.

Almost surely, 2^22418982412 is an apocalyptic number.

It is an amenable number.

22418982412 is a deficient number, since it is larger than the sum of its proper divisors (17726637564).

22418982412 is a wasteful number, since it uses less digits than its factorization.

22418982412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130342968 (or 130342966 counting only the distinct ones).

The product of its digits is 147456, while the sum is 43.

The spelling of 22418982412 in words is "twenty-two billion, four hundred eighteen million, nine hundred eighty-two thousand, four hundred twelve".