25654452925567 has 2 divisors, whose sum is σ = 25654452925568. Its totient is φ = 25654452925566.

The previous prime is 25654452925559. The next prime is 25654452925573. The reversal of 25654452925567 is 76552925445652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25654452925567 - 2³ = 25654452925559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25654452925597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12827226462783 + 12827226462784.

It is an arithmetic number, because the mean of its divisors is an integer number (12827226462784).

Almost surely, 2^{25654452925567} is an apocalyptic number.

25654452925567 is a deficient number, since it is larger than the sum of its proper divisors (1).

25654452925567 is an equidigital number, since it uses as much as digits as its factorization.

25654452925567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200000, while the sum is 67.

The spelling of 25654452925567 in words is "twenty-five trillion, six hundred fifty-four billion, four hundred fifty-two million, nine hundred twenty-five thousand, five hundred sixty-seven".