442422140042432 has 56 divisors (see below), whose sum is σ = 957878687093760. Its totient is φ = 201072562376960.

The previous prime is 442422140042419. The next prime is 442422140042437. The reversal of 442422140042432 is 234240041224244.

It is not an unprimeable number, because it can be changed into a prime (442422140042437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39404048 + ... + 49371279.

Almost surely, 2^{442422140042432} is an apocalyptic number.

It is an amenable number.

442422140042432 is an abundant number, since it is smaller than the sum of its proper divisors (515456547051328).

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

442422140042432 is a wasteful number, since it uses less digits than its factorization.

442422140042432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88782429 (or 88782419 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 38.

Adding to 442422140042432 its reverse (234240041224244), we get a palindrome (676662181266676).

The spelling of 442422140042432 in words is "four hundred forty-two trillion, four hundred twenty-two billion, one hundred forty million, forty-two thousand, four hundred thirty-two".