245869641163 has 2 divisors, whose sum is σ = 245869641164. Its totient is φ = 245869641162.

The previous prime is 245869641089. The next prime is 245869641187. The reversal of 245869641163 is 361146968542.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245869641163 is a prime.

It is not a weakly prime, because it can be changed into another prime (245869641263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122934820581 + 122934820582.

It is an arithmetic number, because the mean of its divisors is an integer number (122934820582).

Almost surely, 2^245869641163 is an apocalyptic number.

245869641163 is a deficient number, since it is larger than the sum of its proper divisors (1).

245869641163 is an equidigital number, since it uses as much as digits as its factorization.

245869641163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7464960, while the sum is 55.

The spelling of 245869641163 in words is "two hundred forty-five billion, eight hundred sixty-nine million, six hundred forty-one thousand, one hundred sixty-three".