4623577081 has 2 divisors, whose sum is σ = 4623577082. Its totient is φ = 4623577080.

The previous prime is 4623577069. The next prime is 4623577117. The reversal of 4623577081 is 1807753264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4521890025 + 101687056 = 67245^2 + 10084^2 .

It is a cyclic number.

It is not a de Polignac number, because 4623577081 - 2⁹ = 4623576569 is a prime.

It is a super-2 number, since 2×4623577081² = 42754930047896961122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4623577481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2311788540 + 2311788541.

It is an arithmetic number, because the mean of its divisors is an integer number (2311788541).

Almost surely, 2^4623577081 is an apocalyptic number.

It is an amenable number.

4623577081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4623577081 is an equidigital number, since it uses as much as digits as its factorization.

4623577081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 4623577081 is about 67996.8902303627. The cubic root of 4623577081 is about 1665.9400440889.

The spelling of 4623577081 in words is "four billion, six hundred twenty-three million, five hundred seventy-seven thousand, eighty-one".