4505644667 has 8 divisors (see below), whose sum is σ = 4743816000. Its totient is φ = 4267576584.

The previous prime is 4505644651. The next prime is 4505644673. The reversal of 4505644667 is 7664465054.

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

It is a cyclic number.

It is not a de Polignac number, because 4505644667 - 2⁴ = 4505644651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4505644267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73628 + ... + 120134.

It is an arithmetic number, because the mean of its divisors is an integer number (592977000).

Almost surely, 2^4505644667 is an apocalyptic number.

4505644667 is a deficient number, since it is larger than the sum of its proper divisors (238171333).

4505644667 is a wasteful number, since it uses less digits than its factorization.

4505644667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51625.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The square root of 4505644667 is about 67124.0990032641. The cubic root of 4505644667 is about 1651.6536426733.

The spelling of 4505644667 in words is "four billion, five hundred five million, six hundred forty-four thousand, six hundred sixty-seven".