445480727464567 has 4 divisors (see below), whose sum is σ = 446742712528560. Its totient is φ = 444218742400576.

The previous prime is 445480727464543. The next prime is 445480727464601. The reversal of 445480727464567 is 765464727084544.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 445480727464567 - 2⁷ = 445480727464439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 445480727464567.

It is a congruent number.

It is an unprimeable number.

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, 630992531467 + ... + 630992532172.

It is an arithmetic number, because the mean of its divisors is an integer number (111685678132140).

Almost surely, 2^{445480727464567} is an apocalyptic number.

445480727464567 is a deficient number, since it is larger than the sum of its proper divisors (1261985063993).

445480727464567 is a wasteful number, since it uses less digits than its factorization.

445480727464567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261985063992.

The product of its (nonzero) digits is 5057740800, while the sum is 73.

The spelling of 445480727464567 in words is "four hundred forty-five trillion, four hundred eighty billion, seven hundred twenty-seven million, four hundred sixty-four thousand, five hundred sixty-seven".