4645855771 has 2 divisors, whose sum is σ = 4645855772. Its totient is φ = 4645855770.

The previous prime is 4645855667. The next prime is 4645855787. The reversal of 4645855771 is 1775585464.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4645855771 is a prime.

It is not a weakly prime, because it can be changed into another prime (4645855171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322927885 + 2322927886.

It is an arithmetic number, because the mean of its divisors is an integer number (2322927886).

Almost surely, 2^4645855771 is an apocalyptic number.

4645855771 is a deficient number, since it is larger than the sum of its proper divisors (1).

4645855771 is an equidigital number, since it uses as much as digits as its factorization.

4645855771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704000, while the sum is 52.

The square root of 4645855771 is about 68160.5147501103. The cubic root of 4645855771 is about 1668.6115332447.

The spelling of 4645855771 in words is "four billion, six hundred forty-five million, eight hundred fifty-five thousand, seven hundred seventy-one".