13466172079 has 2 divisors, whose sum is σ = 13466172080. Its totient is φ = 13466172078.

The previous prime is 13466172029. The next prime is 13466172133. The reversal of 13466172079 is 97027166431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13466172079 - 2¹⁷ = 13466041007 is a prime.

It is a super-2 number, since 2×13466172079² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13466172029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6733086039 + 6733086040.

It is an arithmetic number, because the mean of its divisors is an integer number (6733086040).

Almost surely, 2^13466172079 is an apocalyptic number.

13466172079 is a deficient number, since it is larger than the sum of its proper divisors (1).

13466172079 is an equidigital number, since it uses as much as digits as its factorization.

13466172079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 46.

The spelling of 13466172079 in words is "thirteen billion, four hundred sixty-six million, one hundred seventy-two thousand, seventy-nine".