2307404311445 has 4 divisors (see below), whose sum is σ = 2768885173740. Its totient is φ = 1845923449152.

The previous prime is 2307404311441. The next prime is 2307404311463. The reversal of 2307404311445 is 5441134047032.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1311258590404 + 996145721041 = 1145102^2 + 998071^2 .

It is a cyclic number.

It is not a de Polignac number, because 2307404311445 - 2² = 2307404311441 is a prime.

It is a super-2 number, since 2×2307404311445² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2307404311399 and 2307404311408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2307404311441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230740431140 + ... + 230740431149.

It is an arithmetic number, because the mean of its divisors is an integer number (692221293435).

Almost surely, 2^{2307404311445} is an apocalyptic number.

It is an amenable number.

2307404311445 is a deficient number, since it is larger than the sum of its proper divisors (461480862295).

2307404311445 is an equidigital number, since it uses as much as digits as its factorization.

2307404311445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461480862294.

The product of its (nonzero) digits is 161280, while the sum is 38.

Adding to 2307404311445 its reverse (5441134047032), we get a palindrome (7748538358477).

The spelling of 2307404311445 in words is "two trillion, three hundred seven billion, four hundred four million, three hundred eleven thousand, four hundred forty-five".