25068648503 has 2 divisors, whose sum is σ = 25068648504. Its totient is φ = 25068648502.

The previous prime is 25068648421. The next prime is 25068648587. The reversal of 25068648503 is 30584686052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25068648503 - 2¹⁰ = 25068647479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25068641503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12534324251 + 12534324252.

It is an arithmetic number, because the mean of its divisors is an integer number (12534324252).

Almost surely, 2^25068648503 is an apocalyptic number.

25068648503 is a deficient number, since it is larger than the sum of its proper divisors (1).

25068648503 is an equidigital number, since it uses as much as digits as its factorization.

25068648503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 25068648503 in words is "twenty-five billion, sixty-eight million, six hundred forty-eight thousand, five hundred three".