166347910013 has 8 divisors (see below), whose sum is σ = 168592550400. Its totient is φ = 164106744048.

The previous prime is 166347909997. The next prime is 166347910019. The reversal of 166347910013 is 310019743661.

It is a happy number.

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 166347910013 - 2⁴ = 166347909997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166347910019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772133 + ... + 963786.

It is an arithmetic number, because the mean of its divisors is an integer number (21074068800).

Almost surely, 2^166347910013 is an apocalyptic number.

It is an amenable number.

166347910013 is a deficient number, since it is larger than the sum of its proper divisors (2244640387).

166347910013 is a wasteful number, since it uses less digits than its factorization.

166347910013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737211.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 166347910013 in words is "one hundred sixty-six billion, three hundred forty-seven million, nine hundred ten thousand, thirteen".