4614327661 has 2 divisors, whose sum is σ = 4614327662. Its totient is φ = 4614327660.

The previous prime is 4614327623. The next prime is 4614327671. The reversal of 4614327661 is 1667234164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4260172900 + 354154761 = 65270^2 + 18819^2 .

It is a cyclic number.

It is not a de Polignac number, because 4614327661 - 2²⁵ = 4580773229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4614327671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2307163830 + 2307163831.

It is an arithmetic number, because the mean of its divisors is an integer number (2307163831).

Almost surely, 2^4614327661 is an apocalyptic number.

It is an amenable number.

4614327661 is a deficient number, since it is larger than the sum of its proper divisors (1).

4614327661 is an equidigital number, since it uses as much as digits as its factorization.

4614327661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 40.

The square root of 4614327661 is about 67928.8426296224. The cubic root of 4614327661 is about 1664.8284036500.

The spelling of 4614327661 in words is "four billion, six hundred fourteen million, three hundred twenty-seven thousand, six hundred sixty-one".