5648278540 has 12 divisors (see below), whose sum is σ = 11861384976. Its totient is φ = 2259311408.

The previous prime is 5648278513. The next prime is 5648278553. The reversal of 5648278540 is 458728465.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141206944 + ... + 141206983.

It is an arithmetic number, because the mean of its divisors is an integer number (988448748).

Almost surely, 2^5648278540 is an apocalyptic number.

It is an amenable number.

5648278540 is an abundant number, since it is smaller than the sum of its proper divisors (6213106436).

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

5648278540 is a wasteful number, since it uses less digits than its factorization.

5648278540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282413936 (or 282413934 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 49.

The square root of 5648278540 is about 75155.0300379156. The cubic root of 5648278540 is about 1780.8965878272.

The spelling of 5648278540 in words is "five billion, six hundred forty-eight million, two hundred seventy-eight thousand, five hundred forty".