2525249999 has 2 divisors, whose sum is σ = 2525250000. Its totient is φ = 2525249998.

The previous prime is 2525249873. The next prime is 2525250047. The reversal of 2525249999 is 9999425252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2525249999 - 2⁸ = 2525249743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2525249099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262624999 + 1262625000.

It is an arithmetic number, because the mean of its divisors is an integer number (1262625000).

Almost surely, 2^2525249999 is an apocalyptic number.

2525249999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525249999 is an equidigital number, since it uses as much as digits as its factorization.

2525249999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5248800, while the sum is 56.

The square root of 2525249999 is about 50251.8656270591. The cubic root of 2525249999 is about 1361.7627803044.

The spelling of 2525249999 in words is "two billion, five hundred twenty-five million, two hundred forty-nine thousand, nine hundred ninety-nine".