12944529557347 has 2 divisors, whose sum is σ = 12944529557348. Its totient is φ = 12944529557346.

The previous prime is 12944529557243. The next prime is 12944529557371. The reversal of 12944529557347 is 74375592544921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12944529557347 - 2¹⁵ = 12944529524579 is a prime.

It is a super-2 number, since 2×12944529557347² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12944529557447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6472264778673 + 6472264778674.

It is an arithmetic number, because the mean of its divisors is an integer number (6472264778674).

Almost surely, 2^{12944529557347} is an apocalyptic number.

12944529557347 is a deficient number, since it is larger than the sum of its proper divisors (1).

12944529557347 is an equidigital number, since it uses as much as digits as its factorization.

12944529557347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024000, while the sum is 67.

The spelling of 12944529557347 in words is "twelve trillion, nine hundred forty-four billion, five hundred twenty-nine million, five hundred fifty-seven thousand, three hundred forty-seven".