2245304040321 has 32 divisors (see below), whose sum is σ = 3253149204480. Its totient is φ = 1372261737600.

The previous prime is 2245304040299. The next prime is 2245304040323. The reversal of 2245304040321 is 1230404035422.

It is not a de Polignac number, because 2245304040321 - 2⁹ = 2245304039809 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2245304040323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47036656 + ... + 47084366.

It is an arithmetic number, because the mean of its divisors is an integer number (101660912640).

Almost surely, 2^{2245304040321} is an apocalyptic number.

It is an amenable number.

2245304040321 is a deficient number, since it is larger than the sum of its proper divisors (1007845164159).

2245304040321 is a wasteful number, since it uses less digits than its factorization.

2245304040321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74397.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 2245304040321 its reverse (1230404035422), we get a palindrome (3475708075743).

The spelling of 2245304040321 in words is "two trillion, two hundred forty-five billion, three hundred four million, forty thousand, three hundred twenty-one".