25163113017671 has 2 divisors, whose sum is σ = 25163113017672. Its totient is φ = 25163113017670.

The previous prime is 25163113017667. The next prime is 25163113017701. The reversal of 25163113017671 is 17671031136152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25163113017671 - 2² = 25163113017667 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25163113017661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12581556508835 + 12581556508836.

It is an arithmetic number, because the mean of its divisors is an integer number (12581556508836).

Almost surely, 2^{25163113017671} is an apocalyptic number.

25163113017671 is a deficient number, since it is larger than the sum of its proper divisors (1).

25163113017671 is an equidigital number, since it uses as much as digits as its factorization.

25163113017671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 25163113017671 in words is "twenty-five trillion, one hundred sixty-three billion, one hundred thirteen million, seventeen thousand, six hundred seventy-one".