12546211607 has 2 divisors, whose sum is σ = 12546211608. Its totient is φ = 12546211606.

The previous prime is 12546211597. The next prime is 12546211621. The reversal of 12546211607 is 70611264521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12546211607 - 2¹² = 12546207511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12546211207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6273105803 + 6273105804.

It is an arithmetic number, because the mean of its divisors is an integer number (6273105804).

Almost surely, 2^12546211607 is an apocalyptic number.

12546211607 is a deficient number, since it is larger than the sum of its proper divisors (1).

12546211607 is an equidigital number, since it uses as much as digits as its factorization.

12546211607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 12546211607 in words is "twelve billion, five hundred forty-six million, two hundred eleven thousand, six hundred seven".