2500299643 has 2 divisors, whose sum is σ = 2500299644. Its totient is φ = 2500299642.

The previous prime is 2500299619. The next prime is 2500299649. The reversal of 2500299643 is 3469920052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2500299643 - 2¹⁷ = 2500168571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2500299596 and 2500299605.

It is not a weakly prime, because it can be changed into another prime (2500299649) 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, 1250149821 + 1250149822.

It is an arithmetic number, because the mean of its divisors is an integer number (1250149822).

Almost surely, 2^2500299643 is an apocalyptic number.

2500299643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500299643 is an equidigital number, since it uses as much as digits as its factorization.

2500299643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 2500299643 is about 50002.9963402195. The cubic root of 2500299643 is about 1357.2630298804.

The spelling of 2500299643 in words is "two billion, five hundred million, two hundred ninety-nine thousand, six hundred forty-three".