5649531870 has 16 divisors (see below), whose sum is σ = 13558876560. Its totient is φ = 1506541824.

The previous prime is 5649531809. The next prime is 5649531889. The reversal of 5649531870 is 781359465.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94158835 + ... + 94158894.

It is an arithmetic number, because the mean of its divisors is an integer number (847429785).

Almost surely, 2^5649531870 is an apocalyptic number.

5649531870 is an abundant number, since it is smaller than the sum of its proper divisors (7909344690).

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

5649531870 is a wasteful number, since it uses less digits than its factorization.

5649531870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188317739.

The product of its (nonzero) digits is 907200, while the sum is 48.

The square root of 5649531870 is about 75163.3678729206. The cubic root of 5649531870 is about 1781.0283026515.

The spelling of 5649531870 in words is "five billion, six hundred forty-nine million, five hundred thirty-one thousand, eight hundred seventy".