12661783124073 has 8 divisors (see below), whose sum is σ = 16887786795936. Its totient is φ = 8438484100800.

The previous prime is 12661783124027. The next prime is 12661783124083. The reversal of 12661783124073 is 37042138716621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12661783124073 - 2¹² = 12661783119977 is a prime.

It is a super-3 number, since 3×12661783124073³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12661783124083) 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 in 7 ways as a sum of consecutive naturals, for example, 676151223 + ... + 676169948.

It is an arithmetic number, because the mean of its divisors is an integer number (2110973349492).

Almost surely, 2^{12661783124073} is an apocalyptic number.

It is an amenable number.

12661783124073 is a deficient number, since it is larger than the sum of its proper divisors (4226003671863).

12661783124073 is a wasteful number, since it uses less digits than its factorization.

12661783124073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352324295.

The product of its (nonzero) digits is 2032128, while the sum is 51.

The spelling of 12661783124073 in words is "twelve trillion, six hundred sixty-one billion, seven hundred eighty-three million, one hundred twenty-four thousand, seventy-three".