7883793920 has 80 divisors (see below), whose sum is σ = 18964946880. Its totient is φ = 3143122944.

The previous prime is 7883793901. The next prime is 7883793941. The reversal of 7883793920 is 293973887.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796361 + ... + 806199.

It is an arithmetic number, because the mean of its divisors is an integer number (237061836).

Almost surely, 2^7883793920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7883793920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9482473440).

7883793920 is an abundant number, since it is smaller than the sum of its proper divisors (11081152960).

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

7883793920 is an equidigital number, since it uses as much as digits as its factorization.

7883793920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10175 (or 10159 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 56.

The square root of 7883793920 is about 88790.7310477845. The cubic root of 7883793920 is about 1990.2688895348.

The spelling of 7883793920 in words is "seven billion, eight hundred eighty-three million, seven hundred ninety-three thousand, nine hundred twenty".