445045220604766 has 8 divisors (see below), whose sum is σ = 667568053772640. Its totient is φ = 222522536013888.

The previous prime is 445045220604727. The next prime is 445045220604769. The reversal of 445045220604766 is 667406022540544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445045220604769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29326726 + ... + 41834761.

It is an arithmetic number, because the mean of its divisors is an integer number (83446006721580).

Almost surely, 2^{445045220604766} is an apocalyptic number.

445045220604766 is a deficient number, since it is larger than the sum of its proper divisors (222522833167874).

445045220604766 is a wasteful number, since it uses less digits than its factorization.

445045220604766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74288498.

The product of its (nonzero) digits is 38707200, while the sum is 55.

The spelling of 445045220604766 in words is "four hundred forty-five trillion, forty-five billion, two hundred twenty million, six hundred four thousand, seven hundred sixty-six".