7798922712 has 384 divisors, whose sum is σ = 25998336000. Its totient is φ = 2108332800.

The previous prime is 7798922711. The next prime is 7798922717. The reversal of 7798922712 is 2172298977.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7798922711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 46700053 + ... + 46700219.

It is an arithmetic number, because the mean of its divisors is an integer number (67704000).

Almost surely, 2^7798922712 is an apocalyptic number.

7798922712 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7798922712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12999168000).

7798922712 is an abundant number, since it is smaller than the sum of its proper divisors (18199413288).

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

7798922712 is a wasteful number, since it uses less digits than its factorization.

7798922712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292 (or 271 counting only the distinct ones).

The product of its digits is 1778112, while the sum is 54.

The square root of 7798922712 is about 88311.5095103690. The cubic root of 7798922712 is about 1983.1011763633.

The spelling of 7798922712 in words is "seven billion, seven hundred ninety-eight million, nine hundred twenty-two thousand, seven hundred twelve".