80778916374914 has 16 divisors (see below), whose sum is σ = 124492406522400. Its totient is φ = 39295562319744.

The previous prime is 80778916374887. The next prime is 80778916375013. The reversal of 80778916374914 is 41947361987708.

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, 3528684884 + ... + 3528707775.

It is an arithmetic number, because the mean of its divisors is an integer number (7780775407650).

Almost surely, 2^{80778916374914} is an apocalyptic number.

80778916374914 is a deficient number, since it is larger than the sum of its proper divisors (43713490147486).

80778916374914 is a wasteful number, since it uses less digits than its factorization.

80778916374914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7057392817.

The product of its (nonzero) digits is 512096256, while the sum is 74.

The spelling of 80778916374914 in words is "eighty trillion, seven hundred seventy-eight billion, nine hundred sixteen million, three hundred seventy-four thousand, nine hundred fourteen".