13342132221449 has 2 divisors, whose sum is σ = 13342132221450. Its totient is φ = 13342132221448.

The previous prime is 13342132221391. The next prime is 13342132221547. The reversal of 13342132221449 is 94412223124331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7520977153600 + 5821155067849 = 2742440^2 + 2412707^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13342132221449 is a prime.

It is not a weakly prime, because it can be changed into another prime (13342132221749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6671066110724 + 6671066110725.

It is an arithmetic number, because the mean of its divisors is an integer number (6671066110725).

Almost surely, 2^{13342132221449} is an apocalyptic number.

It is an amenable number.

13342132221449 is a deficient number, since it is larger than the sum of its proper divisors (1).

13342132221449 is an equidigital number, since it uses as much as digits as its factorization.

13342132221449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 41.

The spelling of 13342132221449 in words is "thirteen trillion, three hundred forty-two billion, one hundred thirty-two million, two hundred twenty-one thousand, four hundred forty-nine".