442414444340 has 24 divisors (see below), whose sum is σ = 1013531272992. Its totient is φ = 160877979680.

The previous prime is 442414444313. The next prime is 442414444379. The reversal of 442414444340 is 43444414244.

It is a junction number, because it is equal to n+sod(n) for n = 442414444294 and 442414444303.

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, 1005487154 + ... + 1005487593.

It is an arithmetic number, because the mean of its divisors is an integer number (42230469708).

Almost surely, 2^442414444340 is an apocalyptic number.

It is an amenable number.

442414444340 is an abundant number, since it is smaller than the sum of its proper divisors (571116828652).

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

442414444340 is a wasteful number, since it uses less digits than its factorization.

442414444340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010974767 (or 2010974765 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 38.

Adding to 442414444340 its reverse (43444414244), we get a palindrome (485858858584).

The spelling of 442414444340 in words is "four hundred forty-two billion, four hundred fourteen million, four hundred forty-four thousand, three hundred forty".