445746372247226 has 16 divisors (see below), whose sum is σ = 670404118086720. Its totient is φ = 222279125496480.

The previous prime is 445746372247181. The next prime is 445746372247247. The reversal of 445746372247226 is 622742273647544.

It is a super-3 number, since 3×445746372247226³ (a number of 45 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197027366 + ... + 199276881.

It is an arithmetic number, because the mean of its divisors is an integer number (41900257380420).

Almost surely, 2^{445746372247226} is an apocalyptic number.

445746372247226 is a deficient number, since it is larger than the sum of its proper divisors (224657745839494).

445746372247226 is a wasteful number, since it uses less digits than its factorization.

445746372247226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396305749.

The product of its digits is 758661120, while the sum is 65.

The spelling of 445746372247226 in words is "four hundred forty-five trillion, seven hundred forty-six billion, three hundred seventy-two million, two hundred forty-seven thousand, two hundred twenty-six".