2641034849 has 2 divisors, whose sum is σ = 2641034850. Its totient is φ = 2641034848.

The previous prime is 2641034831. The next prime is 2641034909. The reversal of 2641034849 is 9484301462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2518534225 + 122500624 = 50185^2 + 11068^2 .

It is a cyclic number.

It is not a de Polignac number, because 2641034849 - 2²⁸ = 2372599393 is a prime.

It is not a weakly prime, because it can be changed into another prime (2641034449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320517424 + 1320517425.

It is an arithmetic number, because the mean of its divisors is an integer number (1320517425).

Almost surely, 2^2641034849 is an apocalyptic number.

It is an amenable number.

2641034849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2641034849 is an equidigital number, since it uses as much as digits as its factorization.

2641034849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 2641034849 is about 51390.9996886614. Note that the first 3 decimals coincide. The cubic root of 2641034849 is about 1382.2652093955.

The spelling of 2641034849 in words is "two billion, six hundred forty-one million, thirty-four thousand, eight hundred forty-nine".