78798956943346 has 16 divisors (see below), whose sum is σ = 127454025353760. Its totient is φ = 36415435813920.

The previous prime is 78798956943293. The next prime is 78798956943353. The reversal of 78798956943346 is 64334965989787.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25288495536 + ... + 25288498651.

It is an arithmetic number, because the mean of its divisors is an integer number (7965876584610).

Almost surely, 2^{78798956943346} is an apocalyptic number.

78798956943346 is a deficient number, since it is larger than the sum of its proper divisors (48655068410414).

78798956943346 is a wasteful number, since it uses less digits than its factorization.

78798956943346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50576994249.

The product of its digits is 59256852480, while the sum is 88.

The spelling of 78798956943346 in words is "seventy-eight trillion, seven hundred ninety-eight billion, nine hundred fifty-six million, nine hundred forty-three thousand, three hundred forty-six".