42240133104225 has 24 divisors (see below), whose sum is σ = 79813737218880. Its totient is φ = 19309775133120.

The previous prime is 42240133104223. The next prime is 42240133104287. The reversal of 42240133104225 is 52240133104224.

It is a happy number.

It is not a de Polignac number, because 42240133104225 - 2¹ = 42240133104223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42240133104223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40228697670 + ... + 40228698719.

It is an arithmetic number, because the mean of its divisors is an integer number (3325572384120).

Almost surely, 2^{42240133104225} is an apocalyptic number.

It is an amenable number.

42240133104225 is a deficient number, since it is larger than the sum of its proper divisors (37573604114655).

42240133104225 is a wasteful number, since it uses less digits than its factorization.

42240133104225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80457396409 (or 80457396404 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 42240133104225 its reverse (52240133104224), we get a palindrome (94480266208449).

Subtracting 42240133104225 from its reverse (52240133104224), we obtain a palindrome (9999999999999).

The spelling of 42240133104225 in words is "forty-two trillion, two hundred forty billion, one hundred thirty-three million, one hundred four thousand, two hundred twenty-five".