442022433340 has 24 divisors (see below), whose sum is σ = 930832771680. Its totient is φ = 176316466368.

The previous prime is 442022433331. The next prime is 442022433367. The reversal of 442022433340 is 43334220244.

It is a happy number.

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, 30774327 + ... + 30788686.

It is an arithmetic number, because the mean of its divisors is an integer number (38784698820).

Almost surely, 2^442022433340 is an apocalyptic number.

It is an amenable number.

442022433340 is an abundant number, since it is smaller than the sum of its proper divisors (488810338340).

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

442022433340 is a wasteful number, since it uses less digits than its factorization.

442022433340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61563381 (or 61563379 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 442022433340 its reverse (43334220244), we get a palindrome (485356653584).

The spelling of 442022433340 in words is "four hundred forty-two billion, twenty-two million, four hundred thirty-three thousand, three hundred forty".