12344666401 has 2 divisors, whose sum is σ = 12344666402. Its totient is φ = 12344666400.

The previous prime is 12344666381. The next prime is 12344666423. The reversal of 12344666401 is 10466644321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9409194001 + 2935472400 = 97001^2 + 54180^2 .

It is a cyclic number.

It is not a de Polignac number, because 12344666401 - 2²¹ = 12342569249 is a prime.

It is not a weakly prime, because it can be changed into another prime (12344666101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6172333200 + 6172333201.

It is an arithmetic number, because the mean of its divisors is an integer number (6172333201).

Almost surely, 2^12344666401 is an apocalyptic number.

It is an amenable number.

12344666401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12344666401 is an equidigital number, since it uses as much as digits as its factorization.

12344666401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 12344666401 in words is "twelve billion, three hundred forty-four million, six hundred sixty-six thousand, four hundred one".