12068657547 has 16 divisors (see below), whose sum is σ = 16128863520. Its totient is φ = 8027136000.

The previous prime is 12068657533. The next prime is 12068657569. The reversal of 12068657547 is 74575686021.

It is not a de Polignac number, because 12068657547 - 2¹¹ = 12068655499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12068657547.

It is not an unprimeable number, because it can be changed into a prime (12068157547) 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, 2999397 + ... + 3003417.

It is an arithmetic number, because the mean of its divisors is an integer number (1008053970).

Almost surely, 2^12068657547 is an apocalyptic number.

12068657547 is a deficient number, since it is larger than the sum of its proper divisors (4060205973).

12068657547 is a wasteful number, since it uses less digits than its factorization.

12068657547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6094.

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 12068657547 in words is "twelve billion, sixty-eight million, six hundred fifty-seven thousand, five hundred forty-seven".