245022215553163 has 2 divisors, whose sum is σ = 245022215553164. Its totient is φ = 245022215553162.

The previous prime is 245022215553161. The next prime is 245022215553229. The reversal of 245022215553163 is 361355512220542.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245022215553163 - 2¹ = 245022215553161 is a prime.

It is a super-2 number, since 2×245022215553163² (a number of 30 digits) contains 22 as substring.

Together with 245022215553161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (245022215553161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122511107776581 + 122511107776582.

It is an arithmetic number, because the mean of its divisors is an integer number (122511107776582).

Almost surely, 2^{245022215553163} is an apocalyptic number.

245022215553163 is a deficient number, since it is larger than the sum of its proper divisors (1).

245022215553163 is an equidigital number, since it uses as much as digits as its factorization.

245022215553163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 245022215553163 in words is "two hundred forty-five trillion, twenty-two billion, two hundred fifteen million, five hundred fifty-three thousand, one hundred sixty-three".