42004224313 has 4 divisors (see below), whose sum is σ = 42028352548. Its totient is φ = 41980096080.

The previous prime is 42004224299. The next prime is 42004224371. The reversal of 42004224313 is 31342240024.

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 2 ways, for example, as 7791063289 + 34213161024 = 88267^2 + 184968^2 .

It is a cyclic number.

It is not a de Polignac number, because 42004224313 - 2⁵ = 42004224281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42004224373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12061506 + ... + 12064987.

It is an arithmetic number, because the mean of its divisors is an integer number (10507088137).

Almost surely, 2^42004224313 is an apocalyptic number.

It is an amenable number.

42004224313 is a deficient number, since it is larger than the sum of its proper divisors (24128235).

42004224313 is a wasteful number, since it uses less digits than its factorization.

42004224313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24128234.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 42004224313 its reverse (31342240024), we get a palindrome (73346464337).

The spelling of 42004224313 in words is "forty-two billion, four million, two hundred twenty-four thousand, three hundred thirteen".