4146844816 has 45 divisors (see below), whose sum is σ = 8543953369. Its totient is φ = 1949395712.

The previous prime is 4146844811. The next prime is 4146844817. The reversal of 4146844816 is 6184486414.

The square root of 4146844816 is 64396.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3228512400 + 918332416 = 56820^2 + 30304^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4146844811) 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 8 ways as a sum of consecutive naturals, for example, 4378455 + ... + 4379401.

Almost surely, 2^4146844816 is an apocalyptic number.

4146844816 is the 64396-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4146844816

4146844816 is an abundant number, since it is smaller than the sum of its proper divisors (4397108553).

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

4146844816 is an frugal number, since it uses more digits than its factorization.

4146844816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936 (or 966 counting only the distinct ones).

The product of its digits is 589824, while the sum is 46.

The cubic root of 4146844816 is about 1606.5932123999.

The spelling of 4146844816 in words is "four billion, one hundred forty-six million, eight hundred forty-four thousand, eight hundred sixteen".