4749880663729 has 2 divisors, whose sum is σ = 4749880663730. Its totient is φ = 4749880663728.

The previous prime is 4749880663721. The next prime is 4749880663813. The reversal of 4749880663729 is 9273660889474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2558080360000 + 2191800303729 = 1599400^2 + 1480473^2 .

It is a cyclic number.

It is not a de Polignac number, because 4749880663729 - 2³ = 4749880663721 is a prime.

It is a super-2 number, since 2×4749880663729² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4749880663721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2374940331864 + 2374940331865.

It is an arithmetic number, because the mean of its divisors is an integer number (2374940331865).

Almost surely, 2^{4749880663729} is an apocalyptic number.

It is an amenable number.

4749880663729 is a deficient number, since it is larger than the sum of its proper divisors (1).

4749880663729 is an equidigital number, since it uses as much as digits as its factorization.

4749880663729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 877879296, while the sum is 73.

The spelling of 4749880663729 in words is "four trillion, seven hundred forty-nine billion, eight hundred eighty million, six hundred sixty-three thousand, seven hundred twenty-nine".