42303440032 has 96 divisors (see below), whose sum is σ = 96056319744. Its totient is φ = 17964288000.

The previous prime is 42303440027. The next prime is 42303440059. The reversal of 42303440032 is 23004430324.

It is a super-2 number, since 2×42303440032² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42303439979 and 42303440006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15591508 + ... + 15594220.

It is an arithmetic number, because the mean of its divisors is an integer number (1000586664).

Almost surely, 2^42303440032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42303440032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48028159872).

42303440032 is an abundant number, since it is smaller than the sum of its proper divisors (53752879712).

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

42303440032 is a wasteful number, since it uses less digits than its factorization.

42303440032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3342 (or 3334 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 42303440032 its reverse (23004430324), we get a palindrome (65307870356).

The spelling of 42303440032 in words is "forty-two billion, three hundred three million, four hundred forty thousand, thirty-two".