12641216051 has 2 divisors, whose sum is σ = 12641216052. Its totient is φ = 12641216050.

The previous prime is 12641216033. The next prime is 12641216069. The reversal of 12641216051 is 15061214621.

It is a balanced prime because it is at equal distance from previous prime (12641216033) and next prime (12641216069).

It is a cyclic number.

It is not a de Polignac number, because 12641216051 - 2⁶ = 12641215987 is a prime.

It is not a weakly prime, because it can be changed into another prime (12641216011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6320608025 + 6320608026.

It is an arithmetic number, because the mean of its divisors is an integer number (6320608026).

Almost surely, 2^12641216051 is an apocalyptic number.

12641216051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12641216051 is an equidigital number, since it uses as much as digits as its factorization.

12641216051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 12641216051 in words is "twelve billion, six hundred forty-one million, two hundred sixteen thousand, fifty-one".