5649420304 has 90 divisors (see below), whose sum is σ = 12302017742. Its totient is φ = 2511379200.

The previous prime is 5649420277. The next prime is 5649420311. The reversal of 5649420304 is 4030249465.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5542504704 + 106915600 = 74448^2 + 10340^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4275964 + ... + 4277284.

Almost surely, 2^5649420304 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 5649420304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6151008871).

5649420304 is an abundant number, since it is smaller than the sum of its proper divisors (6652597438).

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

5649420304 is a wasteful number, since it uses less digits than its factorization.

5649420304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445 (or 1381 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 5649420304 is about 75162.6257125175. The cubic root of 5649420304 is about 1781.0165787591.

Adding to 5649420304 its reverse (4030249465), we get a palindrome (9679669769).

The spelling of 5649420304 in words is "five billion, six hundred forty-nine million, four hundred twenty thousand, three hundred four".