192226687668 has 36 divisors (see below), whose sum is σ = 494142055680. Its totient is φ = 62989535376.

The previous prime is 192226687661. The next prime is 192226687693. The reversal of 192226687668 is 866786622291.

192226687668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192226687661) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 45248980 + ... + 45253227.

Almost surely, 2^192226687668 is an apocalyptic number.

192226687668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

192226687668 is an abundant number, since it is smaller than the sum of its proper divisors (301915368012).

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

192226687668 is a wasteful number, since it uses less digits than its factorization.

192226687668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90502276 (or 90502271 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The spelling of 192226687668 in words is "one hundred ninety-two billion, two hundred twenty-six million, six hundred eighty-seven thousand, six hundred sixty-eight".