2505262663 has 2 divisors, whose sum is σ = 2505262664. Its totient is φ = 2505262662.

The previous prime is 2505262631. The next prime is 2505262673. The reversal of 2505262663 is 3662625052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2505262663 - 2⁵ = 2505262631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2505262673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252631331 + 1252631332.

It is an arithmetic number, because the mean of its divisors is an integer number (1252631332).

Almost surely, 2^2505262663 is an apocalyptic number.

2505262663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505262663 is an equidigital number, since it uses as much as digits as its factorization.

2505262663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 2505262663 is about 50052.5989634904. The cubic root of 2505262663 is about 1358.1604785107.

The spelling of 2505262663 in words is "two billion, five hundred five million, two hundred sixty-two thousand, six hundred sixty-three".