245304113454321 has 16 divisors (see below), whose sum is σ = 327494812091520. Its totient is φ = 163324774765440.

The previous prime is 245304113454259. The next prime is 245304113454371. The reversal of 245304113454321 is 123454311403542.

It is not a de Polignac number, because 245304113454321 - 2¹⁰ = 245304113453297 is a prime.

It is a super-2 number, since 2×245304113454321² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245304113454371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29597340 + ... + 36967698.

It is an arithmetic number, because the mean of its divisors is an integer number (20468425755720).

Almost surely, 2^{245304113454321} is an apocalyptic number.

It is an amenable number.

245304113454321 is a deficient number, since it is larger than the sum of its proper divisors (82190698637199).

245304113454321 is a wasteful number, since it uses less digits than its factorization.

245304113454321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7384696.

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 245304113454321 its reverse (123454311403542), we get a palindrome (368758424857863).

The spelling of 245304113454321 in words is "two hundred forty-five trillion, three hundred four billion, one hundred thirteen million, four hundred fifty-four thousand, three hundred twenty-one".