12285156568 has 16 divisors (see below), whose sum is σ = 23350213080. Its totient is φ = 6058433088.

The previous prime is 12285156503. The next prime is 12285156577. The reversal of 12285156568 is 86565158221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10517530 + ... + 10518697.

Almost surely, 2^12285156568 is an apocalyptic number.

It is an amenable number.

12285156568 is a deficient number, since it is larger than the sum of its proper divisors (11065056512).

12285156568 is a wasteful number, since it uses less digits than its factorization.

12285156568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21036306 (or 21036302 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 49.

The spelling of 12285156568 in words is "twelve billion, two hundred eighty-five million, one hundred fifty-six thousand, five hundred sixty-eight".