245323204311 has 4 divisors (see below), whose sum is σ = 327097605752. Its totient is φ = 163548802872.

The previous prime is 245323204307. The next prime is 245323204319. The reversal of 245323204311 is 113402323542.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 245323204311 - 2² = 245323204307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245323204319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40887200716 + ... + 40887200721.

It is an arithmetic number, because the mean of its divisors is an integer number (81774401438).

Almost surely, 2^245323204311 is an apocalyptic number.

245323204311 is a deficient number, since it is larger than the sum of its proper divisors (81774401441).

245323204311 is an equidigital number, since it uses as much as digits as its factorization.

245323204311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81774401440.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 245323204311 its reverse (113402323542), we get a palindrome (358725527853).

The spelling of 245323204311 in words is "two hundred forty-five billion, three hundred twenty-three million, two hundred four thousand, three hundred eleven".