245323314254519 has 2 divisors, whose sum is σ = 245323314254520. Its totient is φ = 245323314254518.

The previous prime is 245323314254377. The next prime is 245323314254573. The reversal of 245323314254519 is 915452413323542.

245323314254519 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245323314254519 is a prime.

It is a super-2 number, since 2×245323314254519² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245323311254519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122661657127259 + 122661657127260.

It is an arithmetic number, because the mean of its divisors is an integer number (122661657127260).

Almost surely, 2^{245323314254519} is an apocalyptic number.

245323314254519 is a deficient number, since it is larger than the sum of its proper divisors (1).

245323314254519 is an equidigital number, since it uses as much as digits as its factorization.

245323314254519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552000, while the sum is 53.

The spelling of 245323314254519 in words is "two hundred forty-five trillion, three hundred twenty-three billion, three hundred fourteen million, two hundred fifty-four thousand, five hundred nineteen".