12307112604552 has 64 divisors (see below), whose sum is σ = 31777734775680. Its totient is φ = 3969831071232.

The previous prime is 12307112604551. The next prime is 12307112604571. The reversal of 12307112604552 is 25540621170321.

It is a super-5 number, since 5×12307112604552⁵ (a number of 67 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 12307112604552.

It is not an unprimeable number, because it can be changed into a prime (12307112604551) 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, 66177028 + ... + 66362739.

It is an arithmetic number, because the mean of its divisors is an integer number (496527105870).

Almost surely, 2^{12307112604552} is an apocalyptic number.

12307112604552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12307112604552 is an abundant number, since it is smaller than the sum of its proper divisors (19470622171128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12307112604552 is a wasteful number, since it uses less digits than its factorization.

12307112604552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132539902 (or 132539898 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

Adding to 12307112604552 its reverse (25540621170321), we get a palindrome (37847733774873).

The spelling of 12307112604552 in words is "twelve trillion, three hundred seven billion, one hundred twelve million, six hundred four thousand, five hundred fifty-two".