442211232404 has 6 divisors (see below), whose sum is σ = 773869656714. Its totient is φ = 221105616200.

The previous prime is 442211232371. The next prime is 442211232409. The reversal of 442211232404 is 404232112244.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 431257516804 + 10953715600 = 656702^2 + 104660^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442211232409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55276404047 + ... + 55276404054.

It is an arithmetic number, because the mean of its divisors is an integer number (128978276119).

Almost surely, 2^442211232404 is an apocalyptic number.

It is an amenable number.

442211232404 is a deficient number, since it is larger than the sum of its proper divisors (331658424310).

442211232404 is a wasteful number, since it uses less digits than its factorization.

442211232404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110552808105 (or 110552808103 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 442211232404 its reverse (404232112244), we get a palindrome (846443344648).

The spelling of 442211232404 in words is "four hundred forty-two billion, two hundred eleven million, two hundred thirty-two thousand, four hundred four".