2648003999 has 2 divisors, whose sum is σ = 2648004000. Its totient is φ = 2648003998.

The previous prime is 2648003987. The next prime is 2648004019. The reversal of 2648003999 is 9993008462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2648003999 - 2¹² = 2647999903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2648003909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324001999 + 1324002000.

It is an arithmetic number, because the mean of its divisors is an integer number (1324002000).

Almost surely, 2^2648003999 is an apocalyptic number.

2648003999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2648003999 is an equidigital number, since it uses as much as digits as its factorization.

2648003999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 50.

The square root of 2648003999 is about 51458.7601774469. The cubic root of 2648003999 is about 1383.4799797633.

The spelling of 2648003999 in words is "two billion, six hundred forty-eight million, three thousand, nine hundred ninety-nine".