25235725306087 has 2 divisors, whose sum is σ = 25235725306088. Its totient is φ = 25235725306086.

The previous prime is 25235725305997. The next prime is 25235725306201. The reversal of 25235725306087 is 78060352753252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25235725306087 - 2²³ = 25235716917479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25235725376087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12617862653043 + 12617862653044.

It is an arithmetic number, because the mean of its divisors is an integer number (12617862653044).

Almost surely, 2^{25235725306087} is an apocalyptic number.

25235725306087 is a deficient number, since it is larger than the sum of its proper divisors (1).

25235725306087 is an equidigital number, since it uses as much as digits as its factorization.

25235725306087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168000, while the sum is 55.

The spelling of 25235725306087 in words is "twenty-five trillion, two hundred thirty-five billion, seven hundred twenty-five million, three hundred six thousand, eighty-seven".