78704128596 has 48 divisors (see below), whose sum is σ = 189393526784. Its totient is φ = 25422810336.

The previous prime is 78704128589. The next prime is 78704128619. The reversal of 78704128596 is 69582140787.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 534970 + ... + 666033.

Almost surely, 2^78704128596 is an apocalyptic number.

It is an amenable number.

78704128596 is an abundant number, since it is smaller than the sum of its proper divisors (110689398188).

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

78704128596 is a wasteful number, since it uses less digits than its factorization.

78704128596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201180 (or 1201178 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 57.

The spelling of 78704128596 in words is "seventy-eight billion, seven hundred four million, one hundred twenty-eight thousand, five hundred ninety-six".