5649808758 has 32 divisors (see below), whose sum is σ = 12660019200. Its totient is φ = 1665790560.

The previous prime is 5649808729. The next prime is 5649808771. The reversal of 5649808758 is 8578089465.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1154358 + ... + 1159241.

It is an arithmetic number, because the mean of its divisors is an integer number (395625600).

Almost surely, 2^5649808758 is an apocalyptic number.

5649808758 is an abundant number, since it is smaller than the sum of its proper divisors (7010210442).

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

5649808758 is a wasteful number, since it uses less digits than its factorization.

5649808758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313652.

The product of its (nonzero) digits is 19353600, while the sum is 60.

The square root of 5649808758 is about 75165.2097582386. The cubic root of 5649808758 is about 1781.0573987087.

The spelling of 5649808758 in words is "five billion, six hundred forty-nine million, eight hundred eight thousand, seven hundred fifty-eight".