4566329881 has 2 divisors, whose sum is σ = 4566329882. Its totient is φ = 4566329880.

The previous prime is 4566329849. The next prime is 4566329891. The reversal of 4566329881 is 1889236654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2911142025 + 1655187856 = 53955^2 + 40684^2 .

It is a cyclic number.

It is not a de Polignac number, because 4566329881 - 2⁵ = 4566329849 is a prime.

It is a super-2 number, since 2×4566329881² = 41702737164226948322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4566329891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2283164940 + 2283164941.

It is an arithmetic number, because the mean of its divisors is an integer number (2283164941).

Almost surely, 2^4566329881 is an apocalyptic number.

It is an amenable number.

4566329881 is a deficient number, since it is larger than the sum of its proper divisors (1).

4566329881 is an equidigital number, since it uses as much as digits as its factorization.

4566329881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 52.

The square root of 4566329881 is about 67574.6245346580. The cubic root of 4566329881 is about 1659.0358121884.

The spelling of 4566329881 in words is "four billion, five hundred sixty-six million, three hundred twenty-nine thousand, eight hundred eighty-one".