7676638608 has 160 divisors (see below), whose sum is σ = 21338134272. Its totient is φ = 2372198400.

The previous prime is 7676638601. The next prime is 7676638657. The reversal of 7676638608 is 8068366767.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7676638601) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 8192316 + ... + 8193252.

Almost surely, 2^7676638608 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 7676638608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10669067136).

7676638608 is an abundant number, since it is smaller than the sum of its proper divisors (13661495664).

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

7676638608 is a wasteful number, since it uses less digits than its factorization.

7676638608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193 (or 1187 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 57.

The square root of 7676638608 is about 87616.4288703894. The cubic root of 7676638608 is about 1972.6817735173.

The spelling of 7676638608 in words is "seven billion, six hundred seventy-six million, six hundred thirty-eight thousand, six hundred eight".