556016550 has 24 divisors (see below), whose sum is σ = 1378921416. Its totient is φ = 148271040.

The previous prime is 556016519. The next prime is 556016561. The reversal of 556016550 is 55610655.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1853239 + ... + 1853538.

It is an arithmetic number, because the mean of its divisors is an integer number (57455059).

Almost surely, 2^556016550 is an apocalyptic number.

556016550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

556016550 is an abundant number, since it is smaller than the sum of its proper divisors (822904866).

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

556016550 is a wasteful number, since it uses less digits than its factorization.

556016550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3706792 (or 3706787 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 556016550 is about 23580.0031806614. The cubic root of 556016550 is about 822.2980105924.

The spelling of 556016550 in words is "five hundred fifty-six million, sixteen thousand, five hundred fifty".