442102040432 has 20 divisors (see below), whose sum is σ = 922462911720. Its totient is φ = 204047095488.

The previous prime is 442102040431. The next prime is 442102040459. The reversal of 442102040432 is 234040201244.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442102040431) 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 3 ways as a sum of consecutive naturals, for example, 1062745082 + ... + 1062745497.

It is an arithmetic number, because the mean of its divisors is an integer number (46123145586).

Almost surely, 2^442102040432 is an apocalyptic number.

It is an amenable number.

442102040432 is an abundant number, since it is smaller than the sum of its proper divisors (480360871288).

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

442102040432 is a wasteful number, since it uses less digits than its factorization.

442102040432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125490600 (or 2125490594 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 442102040432 its reverse (234040201244), we get a palindrome (676142241676).

The spelling of 442102040432 in words is "four hundred forty-two billion, one hundred two million, forty thousand, four hundred thirty-two".