442002305532 has 48 divisors (see below), whose sum is σ = 1033576992000. Its totient is φ = 147014697600.

The previous prime is 442002305491. The next prime is 442002305593. The reversal of 442002305532 is 235503200244.

It is a self number, because there is not a number n which added to its sum of digits gives 442002305532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10540407 + ... + 10582257.

It is an arithmetic number, because the mean of its divisors is an integer number (21532854000).

Almost surely, 2^442002305532 is an apocalyptic number.

It is an amenable number.

442002305532 is an abundant number, since it is smaller than the sum of its proper divisors (591574686468).

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

442002305532 is a wasteful number, since it uses less digits than its factorization.

442002305532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43746 (or 43744 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 442002305532 its reverse (235503200244), we get a palindrome (677505505776).

The spelling of 442002305532 in words is "four hundred forty-two billion, two million, three hundred five thousand, five hundred thirty-two".