39409166161 has 8 divisors (see below), whose sum is σ = 41144423040. Its totient is φ = 37675727232.

The previous prime is 39409166119. The next prime is 39409166201. The reversal of 39409166161 is 16166190493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 39409166161 - 2¹³ = 39409157969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39409166101) 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 in 7 ways as a sum of consecutive naturals, for example, 410085 + ... + 496978.

It is an arithmetic number, because the mean of its divisors is an integer number (5143052880).

Almost surely, 2^39409166161 is an apocalyptic number.

It is an amenable number.

39409166161 is a deficient number, since it is larger than the sum of its proper divisors (1735256879).

39409166161 is a wasteful number, since it uses less digits than its factorization.

39409166161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908975.

The product of its (nonzero) digits is 209952, while the sum is 46.

The spelling of 39409166161 in words is "thirty-nine billion, four hundred nine million, one hundred sixty-six thousand, one hundred sixty-one".