4128778214 has 48 divisors (see below), whose sum is σ = 7190937600. Its totient is φ = 1773802800.

The previous prime is 4128778211. The next prime is 4128778217.

4128778214 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (4128778211) and next prime (4128778217).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4128778211) 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 23 ways as a sum of consecutive naturals, for example, 316187 + ... + 328985.

It is an arithmetic number, because the mean of its divisors is an integer number (149811200).

Almost surely, 2^4128778214 is an apocalyptic number.

4128778214 is a deficient number, since it is larger than the sum of its proper divisors (3062159386).

4128778214 is a wasteful number, since it uses less digits than its factorization.

4128778214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12897 (or 12886 counting only the distinct ones).

The product of its digits is 200704, while the sum is 44.

The square root of 4128778214 is about 64255.5695173578. The cubic root of 4128778214 is about 1604.2566620894.

The spelling of 4128778214 in words is "four billion, one hundred twenty-eight million, seven hundred seventy-eight thousand, two hundred fourteen".