12306304604452 has 24 divisors (see below), whose sum is σ = 22279321947960. Its totient is φ = 5940796753920.

The previous prime is 12306304604449. The next prime is 12306304604471. The reversal of 12306304604452 is 25440640360321.

It can be written as a sum of positive squares in 4 ways, for example, as 4585319864896 + 7720984739556 = 2141336^2 + 2778666^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2344452 + ... + 5487172.

It is an arithmetic number, because the mean of its divisors is an integer number (928305081165).

Almost surely, 2^{12306304604452} is an apocalyptic number.

It is an amenable number.

12306304604452 is a deficient number, since it is larger than the sum of its proper divisors (9973017343508).

12306304604452 is a wasteful number, since it uses less digits than its factorization.

12306304604452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3176511 (or 3176509 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

Adding to 12306304604452 its reverse (25440640360321), we get a palindrome (37746944964773).

The spelling of 12306304604452 in words is "twelve trillion, three hundred six billion, three hundred four million, six hundred four thousand, four hundred fifty-two".