166214246665533 has 8 divisors (see below), whose sum is σ = 241766176968096. Its totient is φ = 100735907070000.

The previous prime is 166214246665531. The next prime is 166214246665543. The reversal of 166214246665533 is 335566642412661.

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

It is not a de Polignac number, because 166214246665533 - 2¹ = 166214246665531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166214246665531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2518397676718 + ... + 2518397676783.

It is an arithmetic number, because the mean of its divisors is an integer number (30220772121012).

Almost surely, 2^{166214246665533} is an apocalyptic number.

It is an amenable number.

166214246665533 is a deficient number, since it is larger than the sum of its proper divisors (75551930302563).

166214246665533 is a wasteful number, since it uses less digits than its factorization.

166214246665533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5036795353515.

The product of its digits is 111974400, while the sum is 60.

The spelling of 166214246665533 in words is "one hundred sixty-six trillion, two hundred fourteen billion, two hundred forty-six million, six hundred sixty-five thousand, five hundred thirty-three".