12015616000691 has 2 divisors, whose sum is σ = 12015616000692. Its totient is φ = 12015616000690.

The previous prime is 12015616000667. The next prime is 12015616000807. The reversal of 12015616000691 is 19600061651021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12015616000691 - 2³⁰ = 12014542258867 is a prime.

It is not a weakly prime, because it can be changed into another prime (12015616000391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6007808000345 + 6007808000346.

It is an arithmetic number, because the mean of its divisors is an integer number (6007808000346).

Almost surely, 2^{12015616000691} is an apocalyptic number.

12015616000691 is a deficient number, since it is larger than the sum of its proper divisors (1).

12015616000691 is an equidigital number, since it uses as much as digits as its factorization.

12015616000691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 12015616000691 in words is "twelve trillion, fifteen billion, six hundred sixteen million, six hundred ninety-one", and thus it is an aban number.