556528616 has 64 divisors (see below), whose sum is σ = 1242362880. Its totient is φ = 228695040.

The previous prime is 556528613. The next prime is 556528627. The reversal of 556528616 is 616825655.

It is not an unprimeable number, because it can be changed into a prime (556528613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194750 + ... + 197586.

It is an arithmetic number, because the mean of its divisors is an integer number (19411920).

Almost surely, 2^556528616 is an apocalyptic number.

556528616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556528616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621181440).

556528616 is an abundant number, since it is smaller than the sum of its proper divisors (685834264).

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

556528616 is a wasteful number, since it uses less digits than its factorization.

556528616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994 (or 2990 counting only the distinct ones).

The product of its digits is 432000, while the sum is 44.

The square root of 556528616 is about 23590.8587380790. The cubic root of 556528616 is about 822.5503661843.

The spelling of 556528616 in words is "five hundred fifty-six million, five hundred twenty-eight thousand, six hundred sixteen".