445054443443225 has 36 divisors (see below), whose sum is σ = 693255053753472. Its totient is φ = 277436536159200.

The previous prime is 445054443443191. The next prime is 445054443443237. The reversal of 445054443443225 is 522344344450544.

It is a de Polignac number, because none of the positive numbers 2^k-445054443443225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10508938529 + ... + 10508980878.

Almost surely, 2^{445054443443225} is an apocalyptic number.

It is an amenable number.

445054443443225 is a deficient number, since it is larger than the sum of its proper divisors (248200610310247).

445054443443225 is a wasteful number, since it uses less digits than its factorization.

445054443443225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21017919446 (or 21017919430 counting only the distinct ones).

The product of its (nonzero) digits is 73728000, while the sum is 53.

Adding to 445054443443225 its reverse (522344344450544), we get a palindrome (967398787893769).

The spelling of 445054443443225 in words is "four hundred forty-five trillion, fifty-four billion, four hundred forty-three million, four hundred forty-three thousand, two hundred twenty-five".