42330336445 has 4 divisors (see below), whose sum is σ = 50796403740. Its totient is φ = 33864269152.

The previous prime is 42330336443. The next prime is 42330336457. The reversal of 42330336445 is 54463303324.

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 26399100484 + 15931235961 = 162478^2 + 126219^2 .

It is a cyclic number.

It is not a de Polignac number, because 42330336445 - 2¹ = 42330336443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42330336443) 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, 4233033640 + ... + 4233033649.

It is an arithmetic number, because the mean of its divisors is an integer number (12699100935).

Almost surely, 2^42330336445 is an apocalyptic number.

It is an amenable number.

42330336445 is a deficient number, since it is larger than the sum of its proper divisors (8466067295).

42330336445 is an equidigital number, since it uses as much as digits as its factorization.

42330336445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8466067294.

The product of its (nonzero) digits is 311040, while the sum is 37.

Adding to 42330336445 its reverse (54463303324), we get a palindrome (96793639769).

The spelling of 42330336445 in words is "forty-two billion, three hundred thirty million, three hundred thirty-six thousand, four hundred forty-five".