4212278125 has 48 divisors (see below), whose sum is σ = 5777255232. Its totient is φ = 3045600000.

The previous prime is 4212278113. The next prime is 4212278143. The reversal of 4212278125 is 5218722124.

It is not a de Polignac number, because 4212278125 - 2¹¹ = 4212276077 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 47 ways as a sum of consecutive naturals, for example, 9727909 + ... + 9728341.

It is an arithmetic number, because the mean of its divisors is an integer number (120359484).

Almost surely, 2^4212278125 is an apocalyptic number.

It is an amenable number.

4212278125 is a deficient number, since it is larger than the sum of its proper divisors (1564977107).

4212278125 is an equidigital number, since it uses as much as digits as its factorization.

4212278125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752 (or 732 counting only the distinct ones).

The product of its digits is 17920, while the sum is 34.

The square root of 4212278125 is about 64902.0656450933. The cubic root of 4212278125 is about 1614.9993290453. Note that the first 3 decimals are identical.

The spelling of 4212278125 in words is "four billion, two hundred twelve million, two hundred seventy-eight thousand, one hundred twenty-five".