25606542323 has 2 divisors, whose sum is σ = 25606542324. Its totient is φ = 25606542322.

The previous prime is 25606542301. The next prime is 25606542337. The reversal of 25606542323 is 32324560652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25606542323 - 2¹⁰ = 25606541299 is a prime.

It is not a weakly prime, because it can be changed into another prime (25606542373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12803271161 + 12803271162.

It is an arithmetic number, because the mean of its divisors is an integer number (12803271162).

Almost surely, 2^25606542323 is an apocalyptic number.

25606542323 is a deficient number, since it is larger than the sum of its proper divisors (1).

25606542323 is an equidigital number, since it uses as much as digits as its factorization.

25606542323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 38.

The spelling of 25606542323 in words is "twenty-five billion, six hundred six million, five hundred forty-two thousand, three hundred twenty-three".