7791225000 has 384 divisors, whose sum is σ = 26852031360. Its totient is φ = 1872000000.

The previous prime is 7791224977. The next prime is 7791225017. The reversal of 7791225000 is 5221977.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 59474935 + ... + 59475065.

It is an arithmetic number, because the mean of its divisors is an integer number (69927165).

Almost surely, 2^7791225000 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 7791225000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13426015680).

7791225000 is an abundant number, since it is smaller than the sum of its proper divisors (19060806360).

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

7791225000 is a wasteful number, since it uses less digits than its factorization.

7791225000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 7791225000 is about 88267.9160284188. The cubic root of 7791225000 is about 1982.4485064389.

Adding to 7791225000 its reverse (5221977), we get a palindrome (7796446977).

The spelling of 7791225000 in words is "seven billion, seven hundred ninety-one million, two hundred twenty-five thousand".