5201681648 has 20 divisors (see below), whose sum is σ = 10182160800. Its totient is φ = 2574027264.

The previous prime is 5201681561. The next prime is 5201681651. The reversal of 5201681648 is 8461861025.

It is a super-3 number, since 3×5201681648³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

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, 1674248 + ... + 1677351.

It is an arithmetic number, because the mean of its divisors is an integer number (509108040).

Almost surely, 2^5201681648 is an apocalyptic number.

It is an amenable number.

5201681648 is a deficient number, since it is larger than the sum of its proper divisors (4980479152).

5201681648 is a wasteful number, since it uses less digits than its factorization.

5201681648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351704 (or 3351698 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 5201681648 is about 72122.6846976733. The cubic root of 5201681648 is about 1732.6649481506.

The spelling of 5201681648 in words is "five billion, two hundred one million, six hundred eighty-one thousand, six hundred forty-eight".