2506243311163 has 2 divisors, whose sum is σ = 2506243311164. Its totient is φ = 2506243311162.

The previous prime is 2506243311161. The next prime is 2506243311191. The reversal of 2506243311163 is 3611133426052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2506243311163 - 2¹ = 2506243311161 is a prime.

Together with 2506243311161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2506243311161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253121655581 + 1253121655582.

It is an arithmetic number, because the mean of its divisors is an integer number (1253121655582).

Almost surely, 2^{2506243311163} is an apocalyptic number.

2506243311163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2506243311163 is an equidigital number, since it uses as much as digits as its factorization.

2506243311163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 2506243311163 in words is "two trillion, five hundred six billion, two hundred forty-three million, three hundred eleven thousand, one hundred sixty-three".