556449048 has 128 divisors (see below), whose sum is σ = 1667232000. Its totient is φ = 171383040.

The previous prime is 556449037. The next prime is 556449053. The reversal of 556449048 is 840944655.

556449048 is a `hidden beast` number, since 5 + 564 + 49 + 0 + 48 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 556448994 and 556449012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166611 + ... + 169917.

It is an arithmetic number, because the mean of its divisors is an integer number (13025250).

Almost surely, 2^556449048 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 556449048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (833616000).

556449048 is an abundant number, since it is smaller than the sum of its proper divisors (1110782952).

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

556449048 is a wasteful number, since it uses less digits than its factorization.

556449048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3382 (or 3372 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The square root of 556449048 is about 23589.1722618662. The cubic root of 556449048 is about 822.5111637636.

The spelling of 556449048 in words is "five hundred fifty-six million, four hundred forty-nine thousand, forty-eight".