42344220412 has 12 divisors (see below), whose sum is σ = 79802569336. Its totient is φ = 19543486320.

The previous prime is 42344220397. The next prime is 42344220419. The reversal of 42344220412 is 21402244324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42344220419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407155914 + ... + 407156017.

Almost surely, 2^42344220412 is an apocalyptic number.

It is an amenable number.

42344220412 is a deficient number, since it is larger than the sum of its proper divisors (37458348924).

42344220412 is a wasteful number, since it uses less digits than its factorization.

42344220412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814311948 (or 814311946 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 42344220412 its reverse (21402244324), we get a palindrome (63746464736).

The spelling of 42344220412 in words is "forty-two billion, three hundred forty-four million, two hundred twenty thousand, four hundred twelve".