2526664523 has 2 divisors, whose sum is σ = 2526664524. Its totient is φ = 2526664522.

The previous prime is 2526664487. The next prime is 2526664571. The reversal of 2526664523 is 3254666252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2526664523 - 2⁸ = 2526664267 is a prime.

It is a super-2 number, since 2×2526664523² = 12768067223573635058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2526664573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1263332261 + 1263332262.

It is an arithmetic number, because the mean of its divisors is an integer number (1263332262).

Almost surely, 2^2526664523 is an apocalyptic number.

2526664523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2526664523 is an equidigital number, since it uses as much as digits as its factorization.

2526664523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 41.

The square root of 2526664523 is about 50265.9379998026. The cubic root of 2526664523 is about 1362.0169975877.

The spelling of 2526664523 in words is "two billion, five hundred twenty-six million, six hundred sixty-four thousand, five hundred twenty-three".