245344434033242 has 16 divisors (see below), whose sum is σ = 400744084629600. Its totient is φ = 112208343695280.

The previous prime is 245344434033241. The next prime is 245344434033323. The reversal of 245344434033242 is 242330434443542.

It is a super-2 number, since 2×245344434033242² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245344434033241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111317800184 + ... + 111317802387.

It is an arithmetic number, because the mean of its divisors is an integer number (25046505289350).

Almost surely, 2^{245344434033242} is an apocalyptic number.

245344434033242 is a deficient number, since it is larger than the sum of its proper divisors (155399650596358).

245344434033242 is a wasteful number, since it uses less digits than its factorization.

245344434033242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222635602621.

The product of its (nonzero) digits is 13271040, while the sum is 47.

Adding to 245344434033242 its reverse (242330434443542), we get a palindrome (487674868476784).

The spelling of 245344434033242 in words is "two hundred forty-five trillion, three hundred forty-four billion, four hundred thirty-four million, thirty-three thousand, two hundred forty-two".