5482778128 has 20 divisors (see below), whose sum is σ = 10627883388. Its totient is φ = 2740098560.

The previous prime is 5482778123. The next prime is 5482778129. The reversal of 5482778128 is 8218772845.

It can be written as a sum of positive squares in 2 ways, for example, as 2723587344 + 2759190784 = 52188^2 + 52528^2 .

It is not an unprimeable number, because it can be changed into a prime (5482778123) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 45133 + ... + 114028.

Almost surely, 2^5482778128 is an apocalyptic number.

It is an amenable number.

5482778128 is a deficient number, since it is larger than the sum of its proper divisors (5145105260).

5482778128 is a wasteful number, since it uses less digits than its factorization.

5482778128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161322 (or 161316 counting only the distinct ones).

The product of its digits is 2007040, while the sum is 52.

The square root of 5482778128 is about 74045.7839988206. The cubic root of 5482778128 is about 1763.3298410894.

The spelling of 5482778128 in words is "five billion, four hundred eighty-two million, seven hundred seventy-eight thousand, one hundred twenty-eight".