188520775866083 has 4 divisors (see below), whose sum is σ = 188523627856848. Its totient is φ = 188517923875320.

The previous prime is 188520775866067. The next prime is 188520775866109. The reversal of 188520775866083 is 380668577025881.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 188520775866083 - 2⁴ = 188520775866067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 188520775866083.

It is not an unprimeable number, because it can be changed into a prime (188520775860083) 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, 1425896228 + ... + 1426028433.

It is an arithmetic number, because the mean of its divisors is an integer number (47130906964212).

Almost surely, 2^{188520775866083} is an apocalyptic number.

188520775866083 is a deficient number, since it is larger than the sum of its proper divisors (2851990765).

188520775866083 is an equidigital number, since it uses as much as digits as its factorization.

188520775866083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851990764.

The product of its (nonzero) digits is 1083801600, while the sum is 74.

The spelling of 188520775866083 in words is "one hundred eighty-eight trillion, five hundred twenty billion, seven hundred seventy-five million, eight hundred sixty-six thousand, eighty-three".