445072556522 has 16 divisors (see below), whose sum is σ = 728499722400. Its totient is φ = 202250381040.

The previous prime is 445072556497. The next prime is 445072556587. The reversal of 445072556522 is 225655270544.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2683997 + ... + 2844992.

It is an arithmetic number, because the mean of its divisors is an integer number (45531232650).

Almost surely, 2^445072556522 is an apocalyptic number.

445072556522 is a deficient number, since it is larger than the sum of its proper divisors (283427165878).

445072556522 is a wasteful number, since it uses less digits than its factorization.

445072556522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5532661.

The product of its (nonzero) digits is 3360000, while the sum is 47.

The spelling of 445072556522 in words is "four hundred forty-five billion, seventy-two million, five hundred fifty-six thousand, five hundred twenty-two".