245343351350563 has 2 divisors, whose sum is σ = 245343351350564. Its totient is φ = 245343351350562.

The previous prime is 245343351350509. The next prime is 245343351350593. The reversal of 245343351350563 is 365053153343542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245343351350563 - 2⁴⁵ = 210158979261731 is a prime.

It is a super-2 number, since 2×245343351350563² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245343351350563.

It is not a weakly prime, because it can be changed into another prime (245343351350593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122671675675281 + 122671675675282.

It is an arithmetic number, because the mean of its divisors is an integer number (122671675675282).

Almost surely, 2^{245343351350563} is an apocalyptic number.

245343351350563 is a deficient number, since it is larger than the sum of its proper divisors (1).

245343351350563 is an equidigital number, since it uses as much as digits as its factorization.

245343351350563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160000, while the sum is 52.

The spelling of 245343351350563 in words is "two hundred forty-five trillion, three hundred forty-three billion, three hundred fifty-one million, three hundred fifty thousand, five hundred sixty-three".