25475761067 has 2 divisors, whose sum is σ = 25475761068. Its totient is φ = 25475761066.

The previous prime is 25475761039. The next prime is 25475761079. The reversal of 25475761067 is 76016757452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25475761067 - 2⁸ = 25475760811 is a prime.

It is not a weakly prime, because it can be changed into another prime (25475761007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12737880533 + 12737880534.

It is an arithmetic number, because the mean of its divisors is an integer number (12737880534).

Almost surely, 2^25475761067 is an apocalyptic number.

25475761067 is a deficient number, since it is larger than the sum of its proper divisors (1).

25475761067 is an equidigital number, since it uses as much as digits as its factorization.

25475761067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2469600, while the sum is 50.

The spelling of 25475761067 in words is "twenty-five billion, four hundred seventy-five million, seven hundred sixty-one thousand, sixty-seven".