2160753649 has 2 divisors, whose sum is σ = 2160753650. Its totient is φ = 2160753648.

The previous prime is 2160753643. The next prime is 2160753689. The reversal of 2160753649 is 9463570612.

2160753649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1951430625 + 209323024 = 44175^2 + 14468^2 .

It is a cyclic number.

It is not a de Polignac number, because 2160753649 - 2³ = 2160753641 is a prime.

It is not a weakly prime, because it can be changed into another prime (2160753641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1080376824 + 1080376825.

It is an arithmetic number, because the mean of its divisors is an integer number (1080376825).

Almost surely, 2^2160753649 is an apocalyptic number.

It is an amenable number.

2160753649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2160753649 is an equidigital number, since it uses as much as digits as its factorization.

2160753649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 2160753649 is about 46483.9074196651. The cubic root of 2160753649 is about 1292.8111379770.

The spelling of 2160753649 in words is "two billion, one hundred sixty million, seven hundred fifty-three thousand, six hundred forty-nine".