12565443222060 has 24 divisors (see below), whose sum is σ = 35183241021936. Its totient is φ = 3350784859200.

The previous prime is 12565443221923. The next prime is 12565443222071. The reversal of 12565443222060 is 6022234456521.

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, 104712026791 + ... + 104712026910.

It is an arithmetic number, because the mean of its divisors is an integer number (1465968375914).

Almost surely, 2^{12565443222060} is an apocalyptic number.

12565443222060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12565443222060 is an abundant number, since it is smaller than the sum of its proper divisors (22617797799876).

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

12565443222060 is a wasteful number, since it uses less digits than its factorization.

12565443222060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209424053713 (or 209424053711 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 12565443222060 its reverse (6022234456521), we get a palindrome (18587677678581).

The spelling of 12565443222060 in words is "twelve trillion, five hundred sixty-five billion, four hundred forty-three million, two hundred twenty-two thousand, sixty".