556494048 has 144 divisors (see below), whose sum is σ = 1828125936. Its totient is φ = 158699520.

The previous prime is 556493981. The next prime is 556494049. The reversal of 556494048 is 840494655.

556494048 is a `hidden beast` number, since 5 + 564 + 9 + 40 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 556493994 and 556494012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556494049) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 48690 + ... + 59022.

It is an arithmetic number, because the mean of its divisors is an integer number (12695319).

Almost surely, 2^556494048 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 556494048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (914062968).

556494048 is an abundant number, since it is smaller than the sum of its proper divisors (1271631888).

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

556494048 is a wasteful number, since it uses less digits than its factorization.

556494048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10377 (or 10366 counting only the distinct ones).

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

The square root of 556494048 is about 23590.1260700319. The cubic root of 556494048 is about 822.5333353082.

The spelling of 556494048 in words is "five hundred fifty-six million, four hundred ninety-four thousand, forty-eight".