166002042093 has 8 divisors (see below), whose sum is σ = 230959363008. Its totient is φ = 105856374624.

The previous prime is 166002042061. The next prime is 166002042097. The reversal of 166002042093 is 390240200661.

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

It is not a de Polignac number, because 166002042093 - 2⁵ = 166002042061 is a prime.

It is a super-2 number, since 2×166002042093² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166002042097) 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, 1202913280 + ... + 1202913417.

It is an arithmetic number, because the mean of its divisors is an integer number (28869920376).

Almost surely, 2^166002042093 is an apocalyptic number.

It is an amenable number.

166002042093 is a deficient number, since it is larger than the sum of its proper divisors (64957320915).

166002042093 is a wasteful number, since it uses less digits than its factorization.

166002042093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405826723.

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 166002042093 in words is "one hundred sixty-six billion, two million, forty-two thousand, ninety-three".