166042358 has 8 divisors (see below), whose sum is σ = 252216480. Its totient is φ = 81970200.

The previous prime is 166042351. The next prime is 166042361. The reversal of 166042358 is 853240661.

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

It is a super-3 number, since 3×166042358³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166042351) 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 3 ways as a sum of consecutive naturals, for example, 525293 + ... + 525608.

It is an arithmetic number, because the mean of its divisors is an integer number (31527060).

Almost surely, 2^166042358 is an apocalyptic number.

166042358 is a deficient number, since it is larger than the sum of its proper divisors (86174122).

166042358 is a wasteful number, since it uses less digits than its factorization.

166042358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050982.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 166042358 is about 12885.7424310747. The cubic root of 166042358 is about 549.6332077841.

The spelling of 166042358 in words is "one hundred sixty-six million, forty-two thousand, three hundred fifty-eight".