76639350608 has 40 divisors (see below), whose sum is σ = 156324667200. Its totient is φ = 36298036224.

The previous prime is 76639350559. The next prime is 76639350631. The reversal of 76639350608 is 80605393667.

It is a self number, because there is not a number n which added to its sum of digits gives 76639350608.

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, 3481685 + ... + 3503627.

It is an arithmetic number, because the mean of its divisors is an integer number (3908116680).

Almost surely, 2^76639350608 is an apocalyptic number.

It is an amenable number.

76639350608 is an abundant number, since it is smaller than the sum of its proper divisors (79685316592).

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

76639350608 is a wasteful number, since it uses less digits than its factorization.

76639350608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33459 (or 33453 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 76639350608 in words is "seventy-six billion, six hundred thirty-nine million, three hundred fifty thousand, six hundred eight".