2320245649 has 2 divisors, whose sum is σ = 2320245650. Its totient is φ = 2320245648.

The previous prime is 2320245583. The next prime is 2320245703. The reversal of 2320245649 is 9465420232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2218881025 + 101364624 = 47105^2 + 10068^2 .

It is a cyclic number.

It is not a de Polignac number, because 2320245649 - 2²⁹ = 1783374737 is a prime.

It is not a weakly prime, because it can be changed into another prime (2320245449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160122824 + 1160122825.

It is an arithmetic number, because the mean of its divisors is an integer number (1160122825).

Almost surely, 2^2320245649 is an apocalyptic number.

It is an amenable number.

2320245649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320245649 is an equidigital number, since it uses as much as digits as its factorization.

2320245649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 2320245649 is about 48168.9282525572. The cubic root of 2320245649 is about 1323.8679114263.

The spelling of 2320245649 in words is "two billion, three hundred twenty million, two hundred forty-five thousand, six hundred forty-nine".