4164278025 has 24 divisors (see below), whose sum is σ = 7045060000. Its totient is φ = 2169296640.

The previous prime is 4164278011. The next prime is 4164278047. The reversal of 4164278025 is 5208724614.

It is not a de Polignac number, because 4164278025 - 2⁸ = 4164277769 is a prime.

It is a super-2 number, since 2×4164278025² = 34682422938995801250, which contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 642400 + ... + 648849.

Almost surely, 2^4164278025 is an apocalyptic number.

It is an amenable number.

4164278025 is a deficient number, since it is larger than the sum of its proper divisors (2880781975).

4164278025 is a wasteful number, since it uses less digits than its factorization.

4164278025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291305 (or 1291300 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 4164278025 is about 64531.2174455124. The cubic root of 4164278025 is about 1608.8414211414.

The spelling of 4164278025 in words is "four billion, one hundred sixty-four million, two hundred seventy-eight thousand, twenty-five".