4946955649 has 2 divisors, whose sum is σ = 4946955650. Its totient is φ = 4946955648.

The previous prime is 4946955641. The next prime is 4946955703. The reversal of 4946955649 is 9465596494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4338593424 + 608362225 = 65868^2 + 24665^2 .

It is a cyclic number.

It is not a de Polignac number, because 4946955649 - 2³ = 4946955641 is a prime.

It is a super-2 number, since 2×4946955649² = 48944740386346022402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4946955641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2473477824 + 2473477825.

It is an arithmetic number, because the mean of its divisors is an integer number (2473477825).

Almost surely, 2^4946955649 is an apocalyptic number.

It is an amenable number.

4946955649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4946955649 is an equidigital number, since it uses as much as digits as its factorization.

4946955649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41990400, while the sum is 61.

The square root of 4946955649 is about 70334.5978093285. The cubic root of 4946955649 is about 1703.9074649481.

The spelling of 4946955649 in words is "four billion, nine hundred forty-six million, nine hundred fifty-five thousand, six hundred forty-nine".