4378934158 has 4 divisors (see below), whose sum is σ = 6568401240. Its totient is φ = 2189467078.

The previous prime is 4378934149. The next prime is 4378934177. The reversal of 4378934158 is 8514398734.

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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094733538 + ... + 1094733541.

It is an arithmetic number, because the mean of its divisors is an integer number (1642100310).

Almost surely, 2^4378934158 is an apocalyptic number.

4378934158 is a deficient number, since it is larger than the sum of its proper divisors (2189467082).

4378934158 is a wasteful number, since it uses less digits than its factorization.

4378934158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189467081.

The product of its digits is 2903040, while the sum is 52.

The square root of 4378934158 is about 66173.5155330288. The cubic root of 4378934158 is about 1636.0232517125.

The spelling of 4378934158 in words is "four billion, three hundred seventy-eight million, nine hundred thirty-four thousand, one hundred fifty-eight".