485516644643 has 2 divisors, whose sum is σ = 485516644644. Its totient is φ = 485516644642.

The previous prime is 485516644607. The next prime is 485516644651. The reversal of 485516644643 is 346446615584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485516644643 - 2⁶ = 485516644579 is a prime.

It is not a weakly prime, because it can be changed into another prime (485516644603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242758322321 + 242758322322.

It is an arithmetic number, because the mean of its divisors is an integer number (242758322322).

Almost surely, 2^485516644643 is an apocalyptic number.

485516644643 is a deficient number, since it is larger than the sum of its proper divisors (1).

485516644643 is an equidigital number, since it uses as much as digits as its factorization.

485516644643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33177600, while the sum is 56.

The spelling of 485516644643 in words is "four hundred eighty-five billion, five hundred sixteen million, six hundred forty-four thousand, six hundred forty-three".