245323204319 has 2 divisors, whose sum is σ = 245323204320. Its totient is φ = 245323204318.

The previous prime is 245323204307. The next prime is 245323204339. The reversal of 245323204319 is 913402323542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245323204319 - 2¹⁶ = 245323138783 is a prime.

It is a super-2 number, since 2×245323204319² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245323204339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122661602159 + 122661602160.

It is an arithmetic number, because the mean of its divisors is an integer number (122661602160).

Almost surely, 2^245323204319 is an apocalyptic number.

245323204319 is a deficient number, since it is larger than the sum of its proper divisors (1).

245323204319 is an equidigital number, since it uses as much as digits as its factorization.

245323204319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 245323204319 in words is "two hundred forty-five billion, three hundred twenty-three million, two hundred four thousand, three hundred nineteen".