4125209644 has 12 divisors (see below), whose sum is σ = 7387003624. Its totient is φ = 2014637184.

The previous prime is 4125209617. The next prime is 4125209651. The reversal of 4125209644 is 4469025214.

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 3 ways as a sum of consecutive naturals, for example, 11991717 + ... + 11992060.

Almost surely, 2^4125209644 is an apocalyptic number.

It is an amenable number.

4125209644 is a deficient number, since it is larger than the sum of its proper divisors (3261793980).

4125209644 is a wasteful number, since it uses less digits than its factorization.

4125209644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23983824 (or 23983822 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 4125209644 is about 64227.7949489160. The cubic root of 4125209644 is about 1603.7943338438.

The spelling of 4125209644 in words is "four billion, one hundred twenty-five million, two hundred nine thousand, six hundred forty-four".