4738446978 has 16 divisors (see below), whose sum is σ = 9533643840. Its totient is φ = 1570024016.

The previous prime is 4738446971. The next prime is 4738446983. The reversal of 4738446978 is 8796448374.

It is not an unprimeable number, because it can be changed into a prime (4738446971) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2363493 + ... + 2365496.

It is an arithmetic number, because the mean of its divisors is an integer number (595852740).

Almost surely, 2^4738446978 is an apocalyptic number.

4738446978 is an abundant number, since it is smaller than the sum of its proper divisors (4795196862).

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

4738446978 is a wasteful number, since it uses less digits than its factorization.

4738446978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729161.

The product of its digits is 32514048, while the sum is 60.

The square root of 4738446978 is about 68836.3783039172. The cubic root of 4738446978 is about 1679.6237557389.

The spelling of 4738446978 in words is "four billion, seven hundred thirty-eight million, four hundred forty-six thousand, nine hundred seventy-eight".