2525636459 has 2 divisors, whose sum is σ = 2525636460. Its totient is φ = 2525636458.

The previous prime is 2525636431. The next prime is 2525636461. The reversal of 2525636459 is 9546365252.

2525636459 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2525636459 is a prime.

Together with 2525636461, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2525636359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262818229 + 1262818230.

It is an arithmetic number, because the mean of its divisors is an integer number (1262818230).

Almost surely, 2^2525636459 is an apocalyptic number.

2525636459 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525636459 is an equidigital number, since it uses as much as digits as its factorization.

2525636459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944000, while the sum is 47.

The square root of 2525636459 is about 50255.7107103262. The cubic root of 2525636459 is about 1361.8322440539.

The spelling of 2525636459 in words is "two billion, five hundred twenty-five million, six hundred thirty-six thousand, four hundred fifty-nine".