442061884340 has 24 divisors (see below), whose sum is σ = 937521347112. Its totient is φ = 175074012800.

The previous prime is 442061884307. The next prime is 442061884343. The reversal of 442061884340 is 43488160244.

It can be written as a sum of positive squares in 4 ways, for example, as 63152695204 + 378909189136 = 251302^2 + 615556^2 .

It is a junction number, because it is equal to n+sod(n) for n = 442061884291 and 442061884300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442061884343) 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, 109419239 + ... + 109423278.

It is an arithmetic number, because the mean of its divisors is an integer number (39063389463).

Almost surely, 2^442061884340 is an apocalyptic number.

It is an amenable number.

442061884340 is an abundant number, since it is smaller than the sum of its proper divisors (495459462772).

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

442061884340 is a wasteful number, since it uses less digits than its factorization.

442061884340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218842627 (or 218842625 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 44.

The spelling of 442061884340 in words is "four hundred forty-two billion, sixty-one million, eight hundred eighty-four thousand, three hundred forty".