12477717653 has 2 divisors, whose sum is σ = 12477717654. Its totient is φ = 12477717652.

The previous prime is 12477717619. The next prime is 12477717661. The reversal of 12477717653 is 35671777421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9639705124 + 2838012529 = 98182^2 + 53273^2 .

It is a cyclic number.

It is not a de Polignac number, because 12477717653 - 2³⁰ = 11403975829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12477717353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6238858826 + 6238858827.

It is an arithmetic number, because the mean of its divisors is an integer number (6238858827).

Almost surely, 2^12477717653 is an apocalyptic number.

It is an amenable number.

12477717653 is a deficient number, since it is larger than the sum of its proper divisors (1).

12477717653 is an equidigital number, since it uses as much as digits as its factorization.

12477717653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728720, while the sum is 50.

The spelling of 12477717653 in words is "twelve billion, four hundred seventy-seven million, seven hundred seventeen thousand, six hundred fifty-three".