78767984196 has 288 divisors, whose sum is σ = 233683681280. Its totient is φ = 22902264000.

The previous prime is 78767984177. The next prime is 78767984203. The reversal of 78767984196 is 69148976787.

78767984196 is a `hidden beast` number, since 78 + 76 + 79 + 8 + 419 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 51447951 + ... + 51449481.

Almost surely, 2^78767984196 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 78767984196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116841840640).

78767984196 is an abundant number, since it is smaller than the sum of its proper divisors (154915697084).

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

78767984196 is a wasteful number, since it uses less digits than its factorization.

78767984196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724 (or 1705 counting only the distinct ones).

The product of its digits is 256048128, while the sum is 72.

The spelling of 78767984196 in words is "seventy-eight billion, seven hundred sixty-seven million, nine hundred eighty-four thousand, one hundred ninety-six".