3843378125 has 18 divisors (see below), whose sum is σ = 4808250846. Its totient is φ = 3071930000.

The previous prime is 3843378113. The next prime is 3843378181. The reversal of 3843378125 is 5218733483.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 9 ways, for example, as 2546009764 + 1297368361 = 50458^2 + 36019^2 .

It is not a de Polignac number, because 3843378125 - 2¹⁰ = 3843377101 is a prime.

It is a Duffinian number.

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 17 ways as a sum of consecutive naturals, for example, 3465071 + ... + 3466179.

It is an arithmetic number, because the mean of its divisors is an integer number (267125047).

Almost surely, 2^3843378125 is an apocalyptic number.

It is an amenable number.

3843378125 is a deficient number, since it is larger than the sum of its proper divisors (964872721).

3843378125 is an frugal number, since it uses more digits than its factorization.

3843378125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243 (or 1114 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 3843378125 is about 61994.9846761817. The cubic root of 3843378125 is about 1566.4061202200.

The spelling of 3843378125 in words is "three billion, eight hundred forty-three million, three hundred seventy-eight thousand, one hundred twenty-five".