42332440446 has 12 divisors (see below), whose sum is σ = 91720287672. Its totient is φ = 14110813476.

The previous prime is 42332440441. The next prime is 42332440487. The reversal of 42332440446 is 64404423324.

It is a super-2 number, since 2×42332440446² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42332440446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42332440441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1175901106 + ... + 1175901141.

It is an arithmetic number, because the mean of its divisors is an integer number (7643357306).

Almost surely, 2^42332440446 is an apocalyptic number.

42332440446 is an abundant number, since it is smaller than the sum of its proper divisors (49387847226).

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

42332440446 is a wasteful number, since it uses less digits than its factorization.

42332440446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351802255 (or 2351802252 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

The spelling of 42332440446 in words is "forty-two billion, three hundred thirty-two million, four hundred forty thousand, four hundred forty-six".