7725907606 has 24 divisors (see below), whose sum is σ = 12009183120. Its totient is φ = 3727596240.

The previous prime is 7725907589. The next prime is 7725907627. The reversal of 7725907606 is 6067095277.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7725907606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 684400 + ... + 695596.

It is an arithmetic number, because the mean of its divisors is an integer number (500382630).

Almost surely, 2^7725907606 is an apocalyptic number.

7725907606 is a deficient number, since it is larger than the sum of its proper divisors (4283275514).

7725907606 is a wasteful number, since it uses less digits than its factorization.

7725907606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11620 (or 11589 counting only the distinct ones).

The product of its (nonzero) digits is 1111320, while the sum is 49.

The square root of 7725907606 is about 87897.1421947267. The cubic root of 7725907606 is about 1976.8930292474.

The spelling of 7725907606 in words is "seven billion, seven hundred twenty-five million, nine hundred seven thousand, six hundred six".