20442424413412 has 12 divisors (see below), whose sum is σ = 35775465937456. Its totient is φ = 10220862717000.

The previous prime is 20442424413377. The next prime is 20442424413457. The reversal of 20442424413412 is 21431442424402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87240798 + ... + 87474805.

Almost surely, 2^{20442424413412} is an apocalyptic number.

It is an amenable number.

20442424413412 is a deficient number, since it is larger than the sum of its proper divisors (15333041524044).

20442424413412 is a wasteful number, since it uses less digits than its factorization.

20442424413412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174744858 (or 174744856 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 37.

Adding to 20442424413412 its reverse (21431442424402), we get a palindrome (41873866837814).

The spelling of 20442424413412 in words is "twenty trillion, four hundred forty-two billion, four hundred twenty-four million, four hundred thirteen thousand, four hundred twelve".