245193864299 has 2 divisors, whose sum is σ = 245193864300. Its totient is φ = 245193864298.

The previous prime is 245193864277. The next prime is 245193864301. The reversal of 245193864299 is 992468391542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245193864299 - 2²⁰ = 245192815723 is a prime.

It is a super-2 number, since 2×245193864299² (a number of 24 digits) contains 22 as substring.

Together with 245193864301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (245193864259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122596932149 + 122596932150.

It is an arithmetic number, because the mean of its divisors is an integer number (122596932150).

Almost surely, 2^245193864299 is an apocalyptic number.

245193864299 is a deficient number, since it is larger than the sum of its proper divisors (1).

245193864299 is an equidigital number, since it uses as much as digits as its factorization.

245193864299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33592320, while the sum is 62.

The spelling of 245193864299 in words is "two hundred forty-five billion, one hundred ninety-three million, eight hundred sixty-four thousand, two hundred ninety-nine".