442041404352 has 56 divisors (see below), whose sum is σ = 1180297918800. Its totient is φ = 145995319296.

The previous prime is 442041404341. The next prime is 442041404377. The reversal of 442041404352 is 253404140244.

It is a super-2 number, since 2×442041404352² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10540077 + ... + 10581932.

It is an arithmetic number, because the mean of its divisors is an integer number (21076748550).

Almost surely, 2^442041404352 is an apocalyptic number.

It is an amenable number.

442041404352 is an abundant number, since it is smaller than the sum of its proper divisors (738256514448).

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

442041404352 is a wasteful number, since it uses less digits than its factorization.

442041404352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21122133 (or 21122123 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 442041404352 its reverse (253404140244), we get a palindrome (695445544596).

The spelling of 442041404352 in words is "four hundred forty-two billion, forty-one million, four hundred four thousand, three hundred fifty-two".