78094335859 has 16 divisors (see below), whose sum is σ = 80223897600. Its totient is φ = 75975819840.

The previous prime is 78094335853. The next prime is 78094335883. The reversal of 78094335859 is 95853349087.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-78094335859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 78094335797 and 78094335806.

It is not an unprimeable number, because it can be changed into a prime (78094335853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34815792 + ... + 34818034.

It is an arithmetic number, because the mean of its divisors is an integer number (5013993600).

Almost surely, 2^78094335859 is an apocalyptic number.

78094335859 is a deficient number, since it is larger than the sum of its proper divisors (2129561741).

78094335859 is a wasteful number, since it uses less digits than its factorization.

78094335859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4290.

The product of its (nonzero) digits is 32659200, while the sum is 61.

The spelling of 78094335859 in words is "seventy-eight billion, ninety-four million, three hundred thirty-five thousand, eight hundred fifty-nine".