7798648056 has 32 divisors (see below), whose sum is σ = 19743417600. Its totient is φ = 2566643040.

The previous prime is 7798648043. The next prime is 7798648057. The reversal of 7798648056 is 6508468977.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7798648057) 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 7 ways as a sum of consecutive naturals, for example, 2054710 + ... + 2058501.

It is an arithmetic number, because the mean of its divisors is an integer number (616981800).

Almost surely, 2^7798648056 is an apocalyptic number.

It is an amenable number.

7798648056 is an abundant number, since it is smaller than the sum of its proper divisors (11944769544).

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

7798648056 is a wasteful number, since it uses less digits than its factorization.

7798648056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4113299 (or 4113295 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 60.

The square root of 7798648056 is about 88309.9544558823. The cubic root of 7798648056 is about 1983.0778963518.

The spelling of 7798648056 in words is "seven billion, seven hundred ninety-eight million, six hundred forty-eight thousand, fifty-six".