188883263145 has 24 divisors (see below), whose sum is σ = 321036197184. Its totient is φ = 94811988736.

The previous prime is 188883263117. The next prime is 188883263189. The reversal of 188883263145 is 541362388881.

It is not a de Polignac number, because 188883263145 - 2⁶ = 188883263081 is a prime.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 21781509 + ... + 21790178.

It is an arithmetic number, because the mean of its divisors is an integer number (13376508216).

Almost surely, 2^188883263145 is an apocalyptic number.

188883263145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

188883263145 is a deficient number, since it is larger than the sum of its proper divisors (132152934039).

188883263145 is a wasteful number, since it uses less digits than its factorization.

188883263145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43571729 (or 43571712 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 57.

The spelling of 188883263145 in words is "one hundred eighty-eight billion, eight hundred eighty-three million, two hundred sixty-three thousand, one hundred forty-five".