7985787229320 has 64 divisors (see below), whose sum is σ = 25366618264320. Its totient is φ = 2004276009984.

The previous prime is 7985787229313. The next prime is 7985787229351. The reversal of 7985787229320 is 239227875897.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1957298752 + ... + 1957302831.

It is an arithmetic number, because the mean of its divisors is an integer number (396353410380).

Almost surely, 2^{7985787229320} is an apocalyptic number.

It is an amenable number.

7985787229320 is an abundant number, since it is smaller than the sum of its proper divisors (17380831035000).

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

7985787229320 is a wasteful number, since it uses less digits than its factorization.

7985787229320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914601614 (or 3914601610 counting only the distinct ones).

The product of its (nonzero) digits is 213373440, while the sum is 69.

The spelling of 7985787229320 in words is "seven trillion, nine hundred eighty-five billion, seven hundred eighty-seven million, two hundred twenty-nine thousand, three hundred twenty".