245343320204471 has 2 divisors, whose sum is σ = 245343320204472. Its totient is φ = 245343320204470.

The previous prime is 245343320204447. The next prime is 245343320204539. The reversal of 245343320204471 is 174402023343542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245343320204471 - 2¹⁸ = 245343319942327 is a prime.

It is a super-3 number, since 3×245343320204471³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245343320204371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122671660102235 + 122671660102236.

It is an arithmetic number, because the mean of its divisors is an integer number (122671660102236).

Almost surely, 2^{245343320204471} is an apocalyptic number.

245343320204471 is a deficient number, since it is larger than the sum of its proper divisors (1).

245343320204471 is an equidigital number, since it uses as much as digits as its factorization.

245343320204471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 44.

The spelling of 245343320204471 in words is "two hundred forty-five trillion, three hundred forty-three billion, three hundred twenty million, two hundred four thousand, four hundred seventy-one".