4778018942208 has 72 divisors (see below), whose sum is σ = 12718595133216. Its totient is φ = 1592410368000.

The previous prime is 4778018942189. The next prime is 4778018942233. The reversal of 4778018942208 is 8022498108774.

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 in 7 ways as a sum of consecutive naturals, for example, 4175703 + ... + 5195433.

It is an arithmetic number, because the mean of its divisors is an integer number (176647154628).

Almost surely, 2^{4778018942208} is an apocalyptic number.

4778018942208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4778018942208 is an abundant number, since it is smaller than the sum of its proper divisors (7940576191008).

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

4778018942208 is a wasteful number, since it uses less digits than its factorization.

4778018942208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025851 (or 1025837 counting only the distinct ones).

The product of its (nonzero) digits is 14450688, while the sum is 60.

The spelling of 4778018942208 in words is "four trillion, seven hundred seventy-eight billion, eighteen million, nine hundred forty-two thousand, two hundred eight".