4509446565463 has 4 divisors (see below), whose sum is σ = 5153653217680. Its totient is φ = 3865239913248.

The previous prime is 4509446565431. The next prime is 4509446565467. The reversal of 4509446565463 is 3645656449054.

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

It is not a de Polignac number, because 4509446565463 - 2⁵ = 4509446565431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4509446565467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322103326098 + ... + 322103326111.

It is an arithmetic number, because the mean of its divisors is an integer number (1288413304420).

Almost surely, 2^{4509446565463} is an apocalyptic number.

4509446565463 is a deficient number, since it is larger than the sum of its proper divisors (644206652217).

4509446565463 is an equidigital number, since it uses as much as digits as its factorization.

4509446565463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644206652216.

The product of its (nonzero) digits is 186624000, while the sum is 61.

The spelling of 4509446565463 in words is "four trillion, five hundred nine billion, four hundred forty-six million, five hundred sixty-five thousand, four hundred sixty-three".