192256797988 has 6 divisors (see below), whose sum is σ = 336449396486. Its totient is φ = 96128398992.

The previous prime is 192256797977. The next prime is 192256797989. The reversal of 192256797988 is 889797652291.

192256797988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 167492110564 + 24764687424 = 409258^2 + 157368^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 192256797988.

It is not an unprimeable number, because it can be changed into a prime (192256797989) 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 as a sum of consecutive naturals, namely, 24032099745 + ... + 24032099752.

Almost surely, 2^192256797988 is an apocalyptic number.

It is an amenable number.

192256797988 is a deficient number, since it is larger than the sum of its proper divisors (144192598498).

192256797988 is a wasteful number, since it uses less digits than its factorization.

192256797988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48064199501 (or 48064199499 counting only the distinct ones).

The product of its digits is 274337280, while the sum is 73.

The spelling of 192256797988 in words is "one hundred ninety-two billion, two hundred fifty-six million, seven hundred ninety-seven thousand, nine hundred eighty-eight".