25267674503 has 2 divisors, whose sum is σ = 25267674504. Its totient is φ = 25267674502.

The previous prime is 25267674437. The next prime is 25267674517. The reversal of 25267674503 is 30547676252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25267674503 - 2²² = 25263480199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25267674563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12633837251 + 12633837252.

It is an arithmetic number, because the mean of its divisors is an integer number (12633837252).

Almost surely, 2^25267674503 is an apocalyptic number.

25267674503 is a deficient number, since it is larger than the sum of its proper divisors (1).

25267674503 is an equidigital number, since it uses as much as digits as its factorization.

25267674503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 25267674503 in words is "twenty-five billion, two hundred sixty-seven million, six hundred seventy-four thousand, five hundred three".