556725156 has 192 divisors, whose sum is σ = 1559470080. Its totient is φ = 153031680.

The previous prime is 556725139. The next prime is 556725157. The reversal of 556725156 is 651527655.

It is a happy number.

556725156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (556725157) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6707491 + ... + 6707573.

It is an arithmetic number, because the mean of its divisors is an integer number (8122240).

Almost surely, 2^556725156 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 556725156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (779735040).

556725156 is an abundant number, since it is smaller than the sum of its proper divisors (1002744924).

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

556725156 is a wasteful number, since it uses less digits than its factorization.

556725156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226 (or 224 counting only the distinct ones).

The product of its digits is 315000, while the sum is 42.

The square root of 556725156 is about 23595.0239669300. The cubic root of 556725156 is about 822.6471836209.

The spelling of 556725156 in words is "five hundred fifty-six million, seven hundred twenty-five thousand, one hundred fifty-six".