442042230325240 has 32 divisors (see below), whose sum is σ = 1004251280554080. Its totient is φ = 175100223272832.

The previous prime is 442042230325211. The next prime is 442042230325261. The reversal of 442042230325240 is 42523032240244.

It is a self number, because there is not a number n which added to its sum of digits gives 442042230325240.

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, 53645897619 + ... + 53645905858.

It is an arithmetic number, because the mean of its divisors is an integer number (31382852517315).

Almost surely, 2^{442042230325240} is an apocalyptic number.

442042230325240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

442042230325240 is an abundant number, since it is smaller than the sum of its proper divisors (562209050228840).

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

442042230325240 is a wasteful number, since it uses less digits than its factorization.

442042230325240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107291803591 (or 107291803587 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 37.

Adding to 442042230325240 its reverse (42523032240244), we get a palindrome (484565262565484).

The spelling of 442042230325240 in words is "four hundred forty-two trillion, forty-two billion, two hundred thirty million, three hundred twenty-five thousand, two hundred forty".