79085366942844 has 48 divisors (see below), whose sum is σ = 190524733572096. Its totient is φ = 25506111993600.

The previous prime is 79085366942843. The next prime is 79085366942849. The reversal of 79085366942844 is 44824966358097.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79085366942843) 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, 20275242 + ... + 23859089.

It is an arithmetic number, because the mean of its divisors is an integer number (3969265282752).

Almost surely, 2^{79085366942844} is an apocalyptic number.

It is an amenable number.

79085366942844 is an abundant number, since it is smaller than the sum of its proper divisors (111439366629252).

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

79085366942844 is a wasteful number, since it uses less digits than its factorization.

79085366942844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44139186 (or 44139184 counting only the distinct ones).

The product of its (nonzero) digits is 2508226560, while the sum is 75.

The spelling of 79085366942844 in words is "seventy-nine trillion, eighty-five billion, three hundred sixty-six million, nine hundred forty-two thousand, eight hundred forty-four".