166002613 has 8 divisors (see below), whose sum is σ = 195837440. Its totient is φ = 137697840.

The previous prime is 166002611. The next prime is 166002619. The reversal of 166002613 is 316200661.

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

It is not a de Polignac number, because 166002613 - 2¹ = 166002611 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 (166002611) 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 in 7 ways as a sum of consecutive naturals, for example, 382278 + ... + 382711.

It is an arithmetic number, because the mean of its divisors is an integer number (24479680).

Almost surely, 2^166002613 is an apocalyptic number.

It is an amenable number.

166002613 is a deficient number, since it is larger than the sum of its proper divisors (29834827).

166002613 is an equidigital number, since it uses as much as digits as its factorization.

166002613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765027.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 166002613 is about 12884.2001303923. The cubic root of 166002613 is about 549.5893496679.

The spelling of 166002613 in words is "one hundred sixty-six million, two thousand, six hundred thirteen".