442013124244 has 6 divisors (see below), whose sum is σ = 773522967434. Its totient is φ = 221006562120.

The previous prime is 442013124233. The next prime is 442013124263. The reversal of 442013124244 is 442421310244.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 237157312144 + 204855812100 = 486988^2 + 452610^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55251640527 + ... + 55251640534.

Almost surely, 2^442013124244 is an apocalyptic number.

It is an amenable number.

442013124244 is a deficient number, since it is larger than the sum of its proper divisors (331509843190).

442013124244 is a wasteful number, since it uses less digits than its factorization.

442013124244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110503281065 (or 110503281063 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 442013124244 its reverse (442421310244), we get a palindrome (884434434488).

The spelling of 442013124244 in words is "four hundred forty-two billion, thirteen million, one hundred twenty-four thousand, two hundred forty-four".