442400340124 has 6 divisors (see below), whose sum is σ = 774200595224. Its totient is φ = 221200170060.

The previous prime is 442400340101. The next prime is 442400340133. The reversal of 442400340124 is 421043004244.

It is a junction number, because it is equal to n+sod(n) for n = 442400340092 and 442400340101.

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, 55300042512 + ... + 55300042519.

Almost surely, 2^442400340124 is an apocalyptic number.

It is an amenable number.

442400340124 is a deficient number, since it is larger than the sum of its proper divisors (331800255100).

442400340124 is a wasteful number, since it uses less digits than its factorization.

442400340124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110600085035 (or 110600085033 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 442400340124 its reverse (421043004244), we get a palindrome (863443344368).

The spelling of 442400340124 in words is "four hundred forty-two billion, four hundred million, three hundred forty thousand, one hundred twenty-four".