8000079444378 has 48 divisors (see below), whose sum is σ = 20852337405120. Its totient is φ = 2165435036928.

The previous prime is 8000079444373. The next prime is 8000079444389. The reversal of 8000079444378 is 8734449700008.

It is a super-2 number, since 2×8000079444378² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8000079444373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1670857975 + ... + 1670862762.

It is an arithmetic number, because the mean of its divisors is an integer number (434423695940).

Almost surely, 2^{8000079444378} is an apocalyptic number.

8000079444378 is an abundant number, since it is smaller than the sum of its proper divisors (12852257960742).

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

8000079444378 is a wasteful number, since it uses less digits than its factorization.

8000079444378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341720771 (or 3341720768 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 8000079444378 in words is "eight trillion, seventy-nine million, four hundred forty-four thousand, three hundred seventy-eight".