13366442057 has 2 divisors, whose sum is σ = 13366442058. Its totient is φ = 13366442056.

The previous prime is 13366442009. The next prime is 13366442213. The reversal of 13366442057 is 75024466331.

13366442057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9118531081 + 4247910976 = 95491^2 + 65176^2 .

It is a cyclic number.

It is not a de Polignac number, because 13366442057 - 2¹⁶ = 13366376521 is a prime.

It is a super-3 number, since 3×13366442057³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (13366442357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6683221028 + 6683221029.

It is an arithmetic number, because the mean of its divisors is an integer number (6683221029).

Almost surely, 2^13366442057 is an apocalyptic number.

It is an amenable number.

13366442057 is a deficient number, since it is larger than the sum of its proper divisors (1).

13366442057 is an equidigital number, since it uses as much as digits as its factorization.

13366442057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 13366442057 in words is "thirteen billion, three hundred sixty-six million, four hundred forty-two thousand, fifty-seven".