5655428440 has 32 divisors (see below), whose sum is σ = 12802794480. Its totient is φ = 2248290432.

The previous prime is 5655428423. The next prime is 5655428453. The reversal of 5655428440 is 448245565.

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, 427179 + ... + 440218.

Almost surely, 2^5655428440 is an apocalyptic number.

It is an amenable number.

5655428440 is an abundant number, since it is smaller than the sum of its proper divisors (7147366040).

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

5655428440 is a wasteful number, since it uses less digits than its factorization.

5655428440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867571 (or 867567 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 43.

The square root of 5655428440 is about 75202.5826684164. The cubic root of 5655428440 is about 1781.6477230855.

The spelling of 5655428440 in words is "five billion, six hundred fifty-five million, four hundred twenty-eight thousand, four hundred forty".