9992819067 has 48 divisors (see below), whose sum is σ = 17365151232. Its totient is φ = 5050745280.

The previous prime is 9992819059. The next prime is 9992819071. The reversal of 9992819067 is 7609182999.

It is a happy number.

It is not a de Polignac number, because 9992819067 - 2³ = 9992819059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9992819067.

It is not an unprimeable number, because it can be changed into a prime (9992819087) 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 47 ways as a sum of consecutive naturals, for example, 23683 + ... + 143340.

It is an arithmetic number, because the mean of its divisors is an integer number (361773984).

Almost surely, 2^9992819067 is an apocalyptic number.

9992819067 is a deficient number, since it is larger than the sum of its proper divisors (7372332165).

9992819067 is a wasteful number, since it uses less digits than its factorization.

9992819067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167088 (or 167081 counting only the distinct ones).

The product of its (nonzero) digits is 4408992, while the sum is 60.

The square root of 9992819067 is about 99964.0888869598. The cubic root of 9992819067 is about 2153.9188715048.

The spelling of 9992819067 in words is "nine billion, nine hundred ninety-two million, eight hundred nineteen thousand, sixty-seven".