166875522883 has 4 divisors (see below), whose sum is σ = 175658445160. Its totient is φ = 158092600608.

The previous prime is 166875522871. The next prime is 166875522899. The reversal of 166875522883 is 388225578661.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 388225578661 = 883 ⋅439666567.

It is a cyclic number.

It is not a de Polignac number, because 166875522883 - 2⁵ = 166875522851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166875522283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4391461110 + ... + 4391461147.

It is an arithmetic number, because the mean of its divisors is an integer number (43914611290).

Almost surely, 2^166875522883 is an apocalyptic number.

166875522883 is a deficient number, since it is larger than the sum of its proper divisors (8782922277).

166875522883 is an equidigital number, since it uses as much as digits as its factorization.

166875522883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8782922276.

The product of its digits is 38707200, while the sum is 61.

The spelling of 166875522883 in words is "one hundred sixty-six billion, eight hundred seventy-five million, five hundred twenty-two thousand, eight hundred eighty-three".