442002241340 has 72 divisors (see below), whose sum is σ = 1068686145072. Its totient is φ = 152268687360.

The previous prime is 442002241337. The next prime is 442002241379. The reversal of 442002241340 is 43142200244.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2703269 + ... + 2862108.

It is an arithmetic number, because the mean of its divisors is an integer number (14842863126).

Almost surely, 2^442002241340 is an apocalyptic number.

It is an amenable number.

442002241340 is an abundant number, since it is smaller than the sum of its proper divisors (626683903732).

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

442002241340 is a wasteful number, since it uses less digits than its factorization.

442002241340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5565435 (or 5565414 counting only the distinct ones).

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

Adding to 442002241340 its reverse (43142200244), we get a palindrome (485144441584).

The spelling of 442002241340 in words is "four hundred forty-two billion, two million, two hundred forty-one thousand, three hundred forty".