25512207023393 has 2 divisors, whose sum is σ = 25512207023394. Its totient is φ = 25512207023392.

The previous prime is 25512207023371. The next prime is 25512207023419. The reversal of 25512207023393 is 39332070221552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25264777382464 + 247429640929 = 5026408^2 + 497423^2 .

It is a cyclic number.

It is not a de Polignac number, because 25512207023393 - 2⁸ = 25512207023137 is a prime.

It is not a weakly prime, because it can be changed into another prime (25512207023333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12756103511696 + 12756103511697.

It is an arithmetic number, because the mean of its divisors is an integer number (12756103511697).

Almost surely, 2^{25512207023393} is an apocalyptic number.

It is an amenable number.

25512207023393 is a deficient number, since it is larger than the sum of its proper divisors (1).

25512207023393 is an equidigital number, since it uses as much as digits as its factorization.

25512207023393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 680400, while the sum is 44.

The spelling of 25512207023393 in words is "twenty-five trillion, five hundred twelve billion, two hundred seven million, twenty-three thousand, three hundred ninety-three".