9748668478 has 24 divisors (see below), whose sum is σ = 15158995488. Its totient is φ = 4701791808.

The previous prime is 9748668469. The next prime is 9748668481. The reversal of 9748668478 is 8748668479.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 2391450 + ... + 2395522.

It is an arithmetic number, because the mean of its divisors is an integer number (631624812).

Almost surely, 2^9748668478 is an apocalyptic number.

9748668478 is a deficient number, since it is larger than the sum of its proper divisors (5410327010).

9748668478 is a wasteful number, since it uses less digits than its factorization.

9748668478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5556 (or 5527 counting only the distinct ones).

The product of its digits is 130056192, while the sum is 67.

The square root of 9748668478 is about 98735.3456367070. The cubic root of 9748668478 is about 2136.2320861817.

Subtracting from 9748668478 its reverse (8748668479), we obtain a palindrome (999999999).

The spelling of 9748668478 in words is "nine billion, seven hundred forty-eight million, six hundred sixty-eight thousand, four hundred seventy-eight".