42224404040244 has 18 divisors (see below), whose sum is σ = 106733910212930. Its totient is φ = 14074801346736.

The previous prime is 42224404040219. The next prime is 42224404040281. The reversal of 42224404040244 is 44204040442224.

42224404040244 is a `hidden beast` number, since 4 + 2 + 2 + 2 + 4 + 4 + 0 + 404 + 0 + 244 = 666.

It can be written as a sum of positive squares in only one way, i.e., 41476974628644 + 747429411600 = 6440262^2 + 864540^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1172900112229 = 42224404040244 / (4 + 2 + 2 + 2 + 4 + 4 + 0 + 4 + 0 + 4 + 0 + 2 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 42224404040199 and 42224404040208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 586450056079 + ... + 586450056150.

Almost surely, 2^{42224404040244} is an apocalyptic number.

It is an amenable number.

42224404040244 is an abundant number, since it is smaller than the sum of its proper divisors (64509506172686).

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

42224404040244 is a wasteful number, since it uses less digits than its factorization.

42224404040244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172900112239 (or 1172900112234 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 42224404040244 its reverse (44204040442224), we get a palindrome (86428444482468).

The spelling of 42224404040244 in words is "forty-two trillion, two hundred twenty-four billion, four hundred four million, forty thousand, two hundred forty-four".