3668450525 has 12 divisors (see below), whose sum is σ = 4568924832. Its totient is φ = 2921827440.

The previous prime is 3668450501. The next prime is 3668450543. The reversal of 3668450525 is 5250548663.

It is not a de Polignac number, because 3668450525 - 2¹² = 3668446429 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 11 ways as a sum of consecutive naturals, for example, 317537 + ... + 328886.

It is an arithmetic number, because the mean of its divisors is an integer number (380743736).

Almost surely, 2^3668450525 is an apocalyptic number.

It is an amenable number.

3668450525 is a deficient number, since it is larger than the sum of its proper divisors (900474307).

3668450525 is a wasteful number, since it uses less digits than its factorization.

3668450525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646660 (or 646655 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 44.

The square root of 3668450525 is about 60567.7350162609. The cubic root of 3668450525 is about 1542.2716972040.

The spelling of 3668450525 in words is "three billion, six hundred sixty-eight million, four hundred fifty thousand, five hundred twenty-five".