445603162225 has 24 divisors (see below), whose sum is σ = 595857140480. Its totient is φ = 328615341120.

The previous prime is 445603162181. The next prime is 445603162273. The reversal of 445603162225 is 522261306544.

It is a happy number.

It is not a de Polignac number, because 445603162225 - 2²⁷ = 445468944497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 687489 + ... + 1167838.

Almost surely, 2^445603162225 is an apocalyptic number.

It is an amenable number.

445603162225 is a deficient number, since it is larger than the sum of its proper divisors (150253978255).

445603162225 is a wasteful number, since it uses less digits than its factorization.

445603162225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856089 (or 1856084 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 445603162225 its reverse (522261306544), we get a palindrome (967864468769).

The spelling of 445603162225 in words is "four hundred forty-five billion, six hundred three million, one hundred sixty-two thousand, two hundred twenty-five".