78999332122104 has 32 divisors (see below), whose sum is σ = 198368367016320. Its totient is φ = 26217105812576.

The previous prime is 78999332122043. The next prime is 78999332122129. The reversal of 78999332122104 is 40122123399987.

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, 7250300364 + ... + 7250311259.

It is an arithmetic number, because the mean of its divisors is an integer number (6199011469260).

Almost surely, 2^{78999332122104} is an apocalyptic number.

It is an amenable number.

78999332122104 is an abundant number, since it is smaller than the sum of its proper divisors (119369034894216).

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

78999332122104 is a wasteful number, since it uses less digits than its factorization.

78999332122104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14500611859 (or 14500611855 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 60.

The spelling of 78999332122104 in words is "seventy-eight trillion, nine hundred ninety-nine billion, three hundred thirty-two million, one hundred twenty-two thousand, one hundred four".