4642605571 has 2 divisors, whose sum is σ = 4642605572. Its totient is φ = 4642605570.

The previous prime is 4642605529. The next prime is 4642605587. The reversal of 4642605571 is 1755062464.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4642605571 - 2²³ = 4634216963 is a prime.

It is not a weakly prime, because it can be changed into another prime (4642605271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321302785 + 2321302786.

It is an arithmetic number, because the mean of its divisors is an integer number (2321302786).

Almost surely, 2^4642605571 is an apocalyptic number.

4642605571 is a deficient number, since it is larger than the sum of its proper divisors (1).

4642605571 is an equidigital number, since it uses as much as digits as its factorization.

4642605571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 4642605571 is about 68136.6683291750. The cubic root of 4642605571 is about 1668.2223271316. Note that the first 3 decimals are identical.

The spelling of 4642605571 in words is "four billion, six hundred forty-two million, six hundred five thousand, five hundred seventy-one".