42000303345 has 288 divisors, whose sum is σ = 94508531712. Its totient is φ = 15567552000.

The previous prime is 42000303341. The next prime is 42000303379. The reversal of 42000303345 is 54330300024.

It is not a de Polignac number, because 42000303345 - 2² = 42000303341 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42000303341) 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 287 ways as a sum of consecutive naturals, for example, 66561180 + ... + 66561810.

It is an arithmetic number, because the mean of its divisors is an integer number (328154624).

Almost surely, 2^42000303345 is an apocalyptic number.

It is an amenable number.

42000303345 is an abundant number, since it is smaller than the sum of its proper divisors (52508228367).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42000303345 is a wasteful number, since it uses less digits than its factorization.

42000303345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

Adding to 42000303345 its reverse (54330300024), we get a palindrome (96330603369).

The spelling of 42000303345 in words is "forty-two billion, three hundred three thousand, three hundred forty-five".