8143480078 has 4 divisors (see below), whose sum is σ = 12215220120. Its totient is φ = 4071740038.

The previous prime is 8143480049. The next prime is 8143480127. The reversal of 8143480078 is 8700843418.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2035870018 + ... + 2035870021.

It is an arithmetic number, because the mean of its divisors is an integer number (3053805030).

Almost surely, 2^8143480078 is an apocalyptic number.

8143480078 is a deficient number, since it is larger than the sum of its proper divisors (4071740042).

8143480078 is a wasteful number, since it uses less digits than its factorization.

8143480078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4071740041.

The product of its (nonzero) digits is 172032, while the sum is 43.

The square root of 8143480078 is about 90241.2326932650. The cubic root of 8143480078 is about 2011.8858959739.

The spelling of 8143480078 in words is "eight billion, one hundred forty-three million, four hundred eighty thousand, seventy-eight".