12005616479 has 2 divisors, whose sum is σ = 12005616480. Its totient is φ = 12005616478.

The previous prime is 12005616439. The next prime is 12005616523. The reversal of 12005616479 is 97461650021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12005616479 - 2²⁰ = 12004567903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12005616439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6002808239 + 6002808240.

It is an arithmetic number, because the mean of its divisors is an integer number (6002808240).

Almost surely, 2^12005616479 is an apocalyptic number.

12005616479 is a deficient number, since it is larger than the sum of its proper divisors (1).

12005616479 is an equidigital number, since it uses as much as digits as its factorization.

12005616479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 12005616479 in words is "twelve billion, five million, six hundred sixteen thousand, four hundred seventy-nine".