4378655842 has 8 divisors (see below), whose sum is σ = 7165073232. Its totient is φ = 1990298100.

The previous prime is 4378655821. The next prime is 4378655899. The reversal of 4378655842 is 2485568734.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4378655842.

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 in 3 ways as a sum of consecutive naturals, for example, 99514884 + ... + 99514927.

It is an arithmetic number, because the mean of its divisors is an integer number (895634154).

Almost surely, 2^4378655842 is an apocalyptic number.

4378655842 is a deficient number, since it is larger than the sum of its proper divisors (2786417390).

4378655842 is a wasteful number, since it uses less digits than its factorization.

4378655842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199029824.

The product of its digits is 6451200, while the sum is 52.

The square root of 4378655842 is about 66171.4125737089. The cubic root of 4378655842 is about 1635.9885902266.

The spelling of 4378655842 in words is "four billion, three hundred seventy-eight million, six hundred fifty-five thousand, eight hundred forty-two".