3440604468773 has 4 divisors (see below), whose sum is σ = 3440670715500. Its totient is φ = 3440538222048.

The previous prime is 3440604468731. The next prime is 3440604468857. The reversal of 3440604468773 is 3778644060443.

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 1797857268964 + 1642747199809 = 1340842^2 + 1281697^2 .

It is a cyclic number.

It is not a de Polignac number, because 3440604468773 - 2⁸ = 3440604468517 is a prime.

It is a super-2 number, since 2×3440604468773² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440604462773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33045398 + ... + 33149351.

It is an arithmetic number, because the mean of its divisors is an integer number (860167678875).

Almost surely, 2^{3440604468773} is an apocalyptic number.

It is an amenable number.

3440604468773 is a deficient number, since it is larger than the sum of its proper divisors (66246727).

3440604468773 is an equidigital number, since it uses as much as digits as its factorization.

3440604468773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66246726.

The product of its (nonzero) digits is 32514048, while the sum is 56.

The spelling of 3440604468773 in words is "three trillion, four hundred forty billion, six hundred four million, four hundred sixty-eight thousand, seven hundred seventy-three".