78798956943328 has 48 divisors (see below), whose sum is σ = 155616833957760. Its totient is φ = 39277290842496.

The previous prime is 78798956943293. The next prime is 78798956943353. The reversal of 78798956943328 is 82334965989787.

It is a happy number.

It is a congruent number.

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, 35252251 + ... + 37420837.

It is an arithmetic number, because the mean of its divisors is an integer number (3242017374120).

Almost surely, 2^{78798956943328} is an apocalyptic number.

It is an amenable number.

78798956943328 is a deficient number, since it is larger than the sum of its proper divisors (76817877014432).

78798956943328 is a wasteful number, since it uses less digits than its factorization.

78798956943328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172119 (or 2172111 counting only the distinct ones).

The product of its digits is 39504568320, while the sum is 88.

The spelling of 78798956943328 in words is "seventy-eight trillion, seven hundred ninety-eight billion, nine hundred fifty-six million, nine hundred forty-three thousand, three hundred twenty-eight".