5649531040 has 96 divisors (see below), whose sum is σ = 13799736720. Its totient is φ = 2184192000.

The previous prime is 5649531011. The next prime is 5649531059. The reversal of 5649531040 is 401359465.

It can be written as a sum of positive squares in 8 ways, for example, as 1958239504 + 3691291536 = 44252^2 + 60756^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711090 + ... + 718990.

Almost surely, 2^5649531040 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 5649531040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6899868360).

5649531040 is an abundant number, since it is smaller than the sum of its proper divisors (8150205680).

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

5649531040 is a wasteful number, since it uses less digits than its factorization.

5649531040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8066 (or 8058 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 5649531040 is about 75163.3623516138. The cubic root of 5649531040 is about 1781.0282154316.

The spelling of 5649531040 in words is "five billion, six hundred forty-nine million, five hundred thirty-one thousand, forty".