245305500330340 has 48 divisors (see below), whose sum is σ = 542262765844800. Its totient is φ = 92956416331392.

The previous prime is 245305500330281. The next prime is 245305500330377. The reversal of 245305500330340 is 43033005503542.

It is a self number, because there is not a number n which added to its sum of digits gives 245305500330340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19362466 + ... + 29419654.

It is an arithmetic number, because the mean of its divisors is an integer number (11297140955100).

Almost surely, 2^{245305500330340} is an apocalyptic number.

245305500330340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245305500330340 is an abundant number, since it is smaller than the sum of its proper divisors (296957265514460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245305500330340 is a wasteful number, since it uses less digits than its factorization.

245305500330340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10121404 (or 10121402 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 37.

Adding to 245305500330340 its reverse (43033005503542), we get a palindrome (288338505833882).

The spelling of 245305500330340 in words is "two hundred forty-five trillion, three hundred five billion, five hundred million, three hundred thirty thousand, three hundred forty".