42333204442 has 4 divisors (see below), whose sum is σ = 63499806666. Its totient is φ = 21166602220.

The previous prime is 42333204439. The next prime is 42333204443. The reversal of 42333204442 is 24440233324.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 42201895761 + 131308681 = 205431^2 + 11459^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (42333204443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10583301109 + ... + 10583301112.

Almost surely, 2^42333204442 is an apocalyptic number.

42333204442 is a deficient number, since it is larger than the sum of its proper divisors (21166602224).

42333204442 is a wasteful number, since it uses less digits than its factorization.

42333204442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21166602223.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 42333204442 its reverse (24440233324), we get a palindrome (66773437766).

The spelling of 42333204442 in words is "forty-two billion, three hundred thirty-three million, two hundred four thousand, four hundred forty-two".