188723900050 has 48 divisors (see below), whose sum is σ = 401878563840. Its totient is φ = 64591551360.

The previous prime is 188723900041. The next prime is 188723900077. The reversal of 188723900050 is 50009327881.

188723900050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 274674 + ... + 672973.

It is an arithmetic number, because the mean of its divisors is an integer number (8372470080).

Almost surely, 2^188723900050 is an apocalyptic number.

188723900050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

188723900050 is an abundant number, since it is smaller than the sum of its proper divisors (213154663790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

188723900050 is a wasteful number, since it uses less digits than its factorization.

188723900050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948235 (or 948230 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 188723900050 in words is "one hundred eighty-eight billion, seven hundred twenty-three million, nine hundred thousand, fifty".