42244400404 has 6 divisors (see below), whose sum is σ = 73927700714. Its totient is φ = 21122200200.

The previous prime is 42244400377. The next prime is 42244400447. The reversal of 42244400404 is 40400444224.

It can be written as a sum of positive squares in only one way, i.e., 41025692304 + 1218708100 = 202548^2 + 34910^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5280550047 + ... + 5280550054.

Almost surely, 2^42244400404 is an apocalyptic number.

It is an amenable number.

42244400404 is a deficient number, since it is larger than the sum of its proper divisors (31683300310).

42244400404 is a wasteful number, since it uses less digits than its factorization.

42244400404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10561100105 (or 10561100103 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 42244400404 its reverse (40400444224), we get a palindrome (82644844628).

The spelling of 42244400404 in words is "forty-two billion, two hundred forty-four million, four hundred thousand, four hundred four".