42245433422 has 4 divisors (see below), whose sum is σ = 63368150136. Its totient is φ = 21122716710.

The previous prime is 42245433421. The next prime is 42245433443. The reversal of 42245433422 is 22433454224.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42245433421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10561358354 + ... + 10561358357.

It is an arithmetic number, because the mean of its divisors is an integer number (15842037534).

Almost surely, 2^42245433422 is an apocalyptic number.

42245433422 is a deficient number, since it is larger than the sum of its proper divisors (21122716714).

42245433422 is a wasteful number, since it uses less digits than its factorization.

42245433422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21122716713.

The product of its digits is 184320, while the sum is 35.

Adding to 42245433422 its reverse (22433454224), we get a palindrome (64678887646).

The spelling of 42245433422 in words is "forty-two billion, two hundred forty-five million, four hundred thirty-three thousand, four hundred twenty-two".