5649131352 has 64 divisors (see below), whose sum is σ = 14442144480. Its totient is φ = 1840730112.

The previous prime is 5649131311. The next prime is 5649131393. The reversal of 5649131352 is 2531319465.

It is an interprime number because it is at equal distance from previous prime (5649131311) and next prime (5649131393).

It is a self number, because there is not a number n which added to its sum of digits gives 5649131352.

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 15 ways as a sum of consecutive naturals, for example, 344328 + ... + 360360.

Almost surely, 2^5649131352 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 5649131352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7221072240).

5649131352 is an abundant number, since it is smaller than the sum of its proper divisors (8793013128).

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

5649131352 is a wasteful number, since it uses less digits than its factorization.

5649131352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16372 (or 16368 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 5649131352 is about 75160.7035092142. The cubic root of 5649131352 is about 1780.9862135741.

The spelling of 5649131352 in words is "five billion, six hundred forty-nine million, one hundred thirty-one thousand, three hundred fifty-two".