25713224769503 has 2 divisors, whose sum is σ = 25713224769504. Its totient is φ = 25713224769502.

The previous prime is 25713224769473. The next prime is 25713224769601. The reversal of 25713224769503 is 30596742231752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25713224769503 - 2¹² = 25713224765407 is a prime.

It is a super-2 number, since 2×25713224769503² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25713224769103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12856612384751 + 12856612384752.

It is an arithmetic number, because the mean of its divisors is an integer number (12856612384752).

Almost surely, 2^{25713224769503} is an apocalyptic number.

25713224769503 is a deficient number, since it is larger than the sum of its proper divisors (1).

25713224769503 is an equidigital number, since it uses as much as digits as its factorization.

25713224769503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19051200, while the sum is 56.

The spelling of 25713224769503 in words is "twenty-five trillion, seven hundred thirteen billion, two hundred twenty-four million, seven hundred sixty-nine thousand, five hundred three".