2049323863 has 2 divisors, whose sum is σ = 2049323864. Its totient is φ = 2049323862.

The previous prime is 2049323827. The next prime is 2049323891. The reversal of 2049323863 is 3683239402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2049323863 is a prime.

It is a super-2 number, since 2×2049323863² = 8399456590922485538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2049323893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024661931 + 1024661932.

It is an arithmetic number, because the mean of its divisors is an integer number (1024661932).

Almost surely, 2^2049323863 is an apocalyptic number.

2049323863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2049323863 is an equidigital number, since it uses as much as digits as its factorization.

2049323863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 2049323863 is about 45269.4583908401. The cubic root of 2049323863 is about 1270.1944156456.

The spelling of 2049323863 in words is "two billion, forty-nine million, three hundred twenty-three thousand, eight hundred sixty-three".