4125275644 has 24 divisors (see below), whose sum is σ = 8262360288. Its totient is φ = 1765444800.

The previous prime is 4125275629. The next prime is 4125275647. The reversal of 4125275644 is 4465725214.

It is a happy number.

It is a super-2 number, since 2×4125275644² = 34035798277959229472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4125275597 and 4125275606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4125275647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85459 + ... + 124714.

It is an arithmetic number, because the mean of its divisors is an integer number (344265012).

Almost surely, 2^4125275644 is an apocalyptic number.

It is an amenable number.

4125275644 is an abundant number, since it is smaller than the sum of its proper divisors (4137084644).

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

4125275644 is a wasteful number, since it uses less digits than its factorization.

4125275644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210885 (or 210883 counting only the distinct ones).

The product of its digits is 268800, while the sum is 40.

The square root of 4125275644 is about 64228.3087431080. The cubic root of 4125275644 is about 1603.8028869333.

The spelling of 4125275644 in words is "four billion, one hundred twenty-five million, two hundred seventy-five thousand, six hundred forty-four".