5556728890 has 8 divisors (see below), whose sum is σ = 10002112020. Its totient is φ = 2222691552.

The previous prime is 5556728887. The next prime is 5556728897. The reversal of 5556728890 is 988276555.

It can be written as a sum of positive squares in 2 ways, for example, as 4742939161 + 813789729 = 68869^2 + 28527^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (5556728897) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 277836435 + ... + 277836454.

Almost surely, 2^5556728890 is an apocalyptic number.

5556728890 is a deficient number, since it is larger than the sum of its proper divisors (4445383130).

5556728890 is a wasteful number, since it uses less digits than its factorization.

5556728890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555672896.

The product of its (nonzero) digits is 6048000, while the sum is 55.

The square root of 5556728890 is about 74543.4698011838. The cubic root of 5556728890 is about 1771.2222919177. Note that the first 4 decimals are identical.

The spelling of 5556728890 in words is "five billion, five hundred fifty-six million, seven hundred twenty-eight thousand, eight hundred ninety".