556796448 has 144 divisors (see below), whose sum is σ = 1720083456. Its totient is φ = 169827840.

The previous prime is 556796447. The next prime is 556796479. The reversal of 556796448 is 844697655.

556796448 is a `hidden beast` number, since 55 + 67 + 96 + 448 = 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 = 556796394 and 556796403.

It is not an unprimeable number, because it can be changed into a prime (556796447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 474903 + ... + 476073.

It is an arithmetic number, because the mean of its divisors is an integer number (11945024).

Almost surely, 2^556796448 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 556796448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860041728).

556796448 is an abundant number, since it is smaller than the sum of its proper divisors (1163287008).

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

556796448 is a wasteful number, since it uses less digits than its factorization.

556796448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327 (or 1316 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The square root of 556796448 is about 23596.5346608353. The cubic root of 556796448 is about 822.6822970930.

The spelling of 556796448 in words is "five hundred fifty-six million, seven hundred ninety-six thousand, four hundred forty-eight".