84808080794 has 4 divisors (see below), whose sum is σ = 127212121194. Its totient is φ = 42404040396.

The previous prime is 84808080779. The next prime is 84808080859. The reversal of 84808080794 is 49708080848.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 84648993025 + 159087769 = 290945^2 + 12613^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21202020197 + ... + 21202020200.

Almost surely, 2^84808080794 is an apocalyptic number.

84808080794 is a deficient number, since it is larger than the sum of its proper divisors (42404040400).

84808080794 is a wasteful number, since it uses less digits than its factorization.

84808080794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42404040399.

The product of its (nonzero) digits is 4128768, while the sum is 56.

The spelling of 84808080794 in words is "eighty-four billion, eight hundred eight million, eighty thousand, seven hundred ninety-four".