25007718315323 has 2 divisors, whose sum is σ = 25007718315324. Its totient is φ = 25007718315322.

The previous prime is 25007718315289. The next prime is 25007718315397. The reversal of 25007718315323 is 32351381770052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25007718315323 - 2¹⁸ = 25007718053179 is a prime.

It is not a weakly prime, because it can be changed into another prime (25007718312323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12503859157661 + 12503859157662.

It is an arithmetic number, because the mean of its divisors is an integer number (12503859157662).

Almost surely, 2^{25007718315323} is an apocalyptic number.

25007718315323 is a deficient number, since it is larger than the sum of its proper divisors (1).

25007718315323 is an equidigital number, since it uses as much as digits as its factorization.

25007718315323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 25007718315323 in words is "twenty-five trillion, seven billion, seven hundred eighteen million, three hundred fifteen thousand, three hundred twenty-three".