42330440545 has 8 divisors (see below), whose sum is σ = 50800380840. Its totient is φ = 33861784320.

The previous prime is 42330440539. The next prime is 42330440561. The reversal of 42330440545 is 54504403324.

42330440545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 737285409 + 41593155136 = 27153^2 + 203944^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42330440545 - 2³⁵ = 7970702177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42330440545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246936 + ... + 381625.

It is an arithmetic number, because the mean of its divisors is an integer number (6350047605).

Almost surely, 2^42330440545 is an apocalyptic number.

It is an amenable number.

42330440545 is a deficient number, since it is larger than the sum of its proper divisors (8469940295).

42330440545 is a wasteful number, since it uses less digits than its factorization.

42330440545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642035.

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 42330440545 its reverse (54504403324), we get a palindrome (96834843869).

The spelling of 42330440545 in words is "forty-two billion, three hundred thirty million, four hundred forty thousand, five hundred forty-five".