3666736670029 has 2 divisors, whose sum is σ = 3666736670030. Its totient is φ = 3666736670028.

The previous prime is 3666736670011. The next prime is 3666736670039. The reversal of 3666736670029 is 9200766376663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3311399075625 + 355337594404 = 1819725^2 + 596102^2 .

It is a cyclic number.

It is not a de Polignac number, because 3666736670029 - 2¹⁹ = 3666736145741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3666736670039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1833368335014 + 1833368335015.

It is an arithmetic number, because the mean of its divisors is an integer number (1833368335015).

Almost surely, 2^{3666736670029} is an apocalyptic number.

It is an amenable number.

3666736670029 is a deficient number, since it is larger than the sum of its proper divisors (1).

3666736670029 is an equidigital number, since it uses as much as digits as its factorization.

3666736670029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61725888, while the sum is 61.

The spelling of 3666736670029 in words is "three trillion, six hundred sixty-six billion, seven hundred thirty-six million, six hundred seventy thousand, twenty-nine".