4614944681 has 2 divisors, whose sum is σ = 4614944682. Its totient is φ = 4614944680.

The previous prime is 4614944647. The next prime is 4614944683. The reversal of 4614944681 is 1864494164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4611632281 + 3312400 = 67909^2 + 1820^2 .

It is a cyclic number.

It is not a de Polignac number, because 4614944681 - 2¹⁰ = 4614943657 is a prime.

It is a super-2 number, since 2×4614944681² = 42595428817380383522, which contains 22 as substring.

Together with 4614944683, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4614944683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2307472340 + 2307472341.

It is an arithmetic number, because the mean of its divisors is an integer number (2307472341).

Almost surely, 2^4614944681 is an apocalyptic number.

It is an amenable number.

4614944681 is a deficient number, since it is larger than the sum of its proper divisors (1).

4614944681 is an equidigital number, since it uses as much as digits as its factorization.

4614944681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 47.

The square root of 4614944681 is about 67933.3841421138. The cubic root of 4614944681 is about 1664.9026063446.

The spelling of 4614944681 in words is "four billion, six hundred fourteen million, nine hundred forty-four thousand, six hundred eighty-one".