78843222358 has 12 divisors (see below), whose sum is σ = 124816903020. Its totient is φ = 37346789196.

The previous prime is 78843222349. The next prime is 78843222383. The reversal of 78843222358 is 85322234887.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54599848 + ... + 54601291.

It is an arithmetic number, because the mean of its divisors is an integer number (10401408585).

Almost surely, 2^78843222358 is an apocalyptic number.

78843222358 is a deficient number, since it is larger than the sum of its proper divisors (45973680662).

78843222358 is a wasteful number, since it uses less digits than its factorization.

78843222358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109201179 (or 109201160 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 52.

The spelling of 78843222358 in words is "seventy-eight billion, eight hundred forty-three million, two hundred twenty-two thousand, three hundred fifty-eight".