42444433230332 has 72 divisors (see below), whose sum is σ = 86909103587376. Its totient is φ = 18084301304832.

The previous prime is 42444433230323. The next prime is 42444433230371. The reversal of 42444433230332 is 23303233444424.

42444433230332 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42444433230332² (a number of 28 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 42444433230332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1162110623 + ... + 1162147145.

It is an arithmetic number, because the mean of its divisors is an integer number (1207070883158).

Almost surely, 2^{42444433230332} 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 42444433230332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43454551793688).

42444433230332 is an abundant number, since it is smaller than the sum of its proper divisors (44464670357044).

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

42444433230332 is a wasteful number, since it uses less digits than its factorization.

42444433230332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70987 (or 70978 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 41.

Adding to 42444433230332 its reverse (23303233444424), we get a palindrome (65747666674756).

The spelling of 42444433230332 in words is "forty-two trillion, four hundred forty-four billion, four hundred thirty-three million, two hundred thirty thousand, three hundred thirty-two".