13055433621667 has 2 divisors, whose sum is σ = 13055433621668. Its totient is φ = 13055433621666.

The previous prime is 13055433621599. The next prime is 13055433621683. The reversal of 13055433621667 is 76612633455031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13055433621667 is a prime.

It is not a weakly prime, because it can be changed into another prime (13055433621067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6527716810833 + 6527716810834.

It is an arithmetic number, because the mean of its divisors is an integer number (6527716810834).

Almost surely, 2^{13055433621667} is an apocalyptic number.

13055433621667 is a deficient number, since it is larger than the sum of its proper divisors (1).

13055433621667 is an equidigital number, since it uses as much as digits as its factorization.

13055433621667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 52.

The spelling of 13055433621667 in words is "thirteen trillion, fifty-five billion, four hundred thirty-three million, six hundred twenty-one thousand, six hundred sixty-seven".