166441343356115 has 8 divisors (see below), whose sum is σ = 199729899490128. Its totient is φ = 133152883043040.

The previous prime is 166441343356081. The next prime is 166441343356117. The reversal of 166441343356115 is 511653343144661.

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

It is not a de Polignac number, because 166441343356115 - 2³⁰ = 166440269614291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166441343356117) 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, 20076737 + ... + 27128546.

It is an arithmetic number, because the mean of its divisors is an integer number (24966237436266).

Almost surely, 2^{166441343356115} is an apocalyptic number.

166441343356115 is a deficient number, since it is larger than the sum of its proper divisors (33288556134013).

166441343356115 is an equidigital number, since it uses as much as digits as its factorization.

166441343356115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47910469.

The product of its digits is 9331200, while the sum is 53.

The spelling of 166441343356115 in words is "one hundred sixty-six trillion, four hundred forty-one billion, three hundred forty-three million, three hundred fifty-six thousand, one hundred fifteen".