3903899648 has 48 divisors (see below), whose sum is σ = 8515568880. Its totient is φ = 1774489600.

The previous prime is 3903899611. The next prime is 3903899663. The reversal of 3903899648 is 8469983093.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64118 + ... + 109173.

It is an arithmetic number, because the mean of its divisors is an integer number (177407685).

Almost surely, 2^3903899648 is an apocalyptic number.

It is an amenable number.

3903899648 is an abundant number, since it is smaller than the sum of its proper divisors (4611669232).

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

3903899648 is a wasteful number, since it uses less digits than its factorization.

3903899648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173324 (or 173304 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 59.

The square root of 3903899648 is about 62481.1943547817. The cubic root of 3903899648 is about 1574.5853814803.

The spelling of 3903899648 in words is "three billion, nine hundred three million, eight hundred ninety-nine thousand, six hundred forty-eight".