39409166201 has 2 divisors, whose sum is σ = 39409166202. Its totient is φ = 39409166200.

The previous prime is 39409166119. The next prime is 39409166219. The reversal of 39409166201 is 10266190493.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39253515625 + 155650576 = 198125^2 + 12476^2 .

It is a cyclic number.

It is not a de Polignac number, because 39409166201 - 2¹⁴ = 39409149817 is a prime.

It is not a weakly prime, because it can be changed into another prime (39409166221) 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, 19704583100 + 19704583101.

It is an arithmetic number, because the mean of its divisors is an integer number (19704583101).

Almost surely, 2^39409166201 is an apocalyptic number.

It is an amenable number.

39409166201 is a deficient number, since it is larger than the sum of its proper divisors (1).

39409166201 is an equidigital number, since it uses as much as digits as its factorization.

39409166201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 39409166201 in words is "thirty-nine billion, four hundred nine million, one hundred sixty-six thousand, two hundred one".