3903550616 has 128 divisors (see below), whose sum is σ = 9064258560. Its totient is φ = 1539648000.

The previous prime is 3903550603. The next prime is 3903550631. The reversal of 3903550616 is 6160553093.

3903550616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3903550616.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4812851 + ... + 4813661.

It is an arithmetic number, because the mean of its divisors is an integer number (70814520).

Almost surely, 2^3903550616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3903550616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4532129280).

3903550616 is an abundant number, since it is smaller than the sum of its proper divisors (5160707944).

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

3903550616 is a wasteful number, since it uses less digits than its factorization.

3903550616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985 (or 981 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 3903550616 is about 62478.4011959333. The cubic root of 3903550616 is about 1574.5384542952.

The spelling of 3903550616 in words is "three billion, nine hundred three million, five hundred fifty thousand, six hundred sixteen".