3903606648 has 64 divisors (see below), whose sum is σ = 10848516000. Its totient is φ = 1300582656.

The previous prime is 3903606647. The next prime is 3903606649. The reversal of 3903606648 is 8466063093.

3903606648 is a `hidden beast` number, since 39 + 0 + 3 + 606 + 6 + 4 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (3903606647) and next prime (3903606649).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3903606647) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 783108 + ... + 788076.

Almost surely, 2^3903606648 is an apocalyptic number.

It is an amenable number.

3903606648 is an abundant number, since it is smaller than the sum of its proper divisors (6944909352).

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

3903606648 is a wasteful number, since it uses less digits than its factorization.

3903606648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8621 (or 8611 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The square root of 3903606648 is about 62478.8496052864. The cubic root of 3903606648 is about 1574.5459879592.

The spelling of 3903606648 in words is "three billion, nine hundred three million, six hundred six thousand, six hundred forty-eight".