245325420043331 has 2 divisors, whose sum is σ = 245325420043332. Its totient is φ = 245325420043330.

The previous prime is 245325420043279. The next prime is 245325420043337. The reversal of 245325420043331 is 133340024523542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245325420043331 - 2⁶ = 245325420043267 is a prime.

It is a super-2 number, since 2×245325420043331² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (245325420043337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122662710021665 + 122662710021666.

It is an arithmetic number, because the mean of its divisors is an integer number (122662710021666).

Almost surely, 2^{245325420043331} is an apocalyptic number.

245325420043331 is a deficient number, since it is larger than the sum of its proper divisors (1).

245325420043331 is an equidigital number, since it uses as much as digits as its factorization.

245325420043331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 245325420043331 its reverse (133340024523542), we get a palindrome (378665444566873).

The spelling of 245325420043331 in words is "two hundred forty-five trillion, three hundred twenty-five billion, four hundred twenty million, forty-three thousand, three hundred thirty-one".