4555555545571 has 2 divisors, whose sum is σ = 4555555545572. Its totient is φ = 4555555545570.

The previous prime is 4555555545481. The next prime is 4555555545623. The reversal of 4555555545571 is 1755455555554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4555555545571 - 2²⁷ = 4555421327843 is a prime.

It is not a weakly prime, because it can be changed into another prime (4555555545071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2277777772785 + 2277777772786.

It is an arithmetic number, because the mean of its divisors is an integer number (2277777772786).

Almost surely, 2^{4555555545571} is an apocalyptic number.

4555555545571 is a deficient number, since it is larger than the sum of its proper divisors (1).

4555555545571 is an equidigital number, since it uses as much as digits as its factorization.

4555555545571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218750000, while the sum is 61.

The spelling of 4555555545571 in words is "four trillion, five hundred fifty-five billion, five hundred fifty-five million, five hundred forty-five thousand, five hundred seventy-one".