56444550 has 24 divisors (see below), whose sum is σ = 139982856. Its totient is φ = 15051840.

The previous prime is 56444519. The next prime is 56444561. The reversal of 56444550 is 5544465.

56444550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 187999 + ... + 188298.

It is an arithmetic number, because the mean of its divisors is an integer number (5832619).

Almost surely, 2^56444550 is an apocalyptic number.

56444550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56444550 is an abundant number, since it is smaller than the sum of its proper divisors (83538306).

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

56444550 is a wasteful number, since it uses less digits than its factorization.

56444550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376312 (or 376307 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 56444550 is about 7512.9588046255. The cubic root of 56444550 is about 383.5959427169.

The spelling of 56444550 in words is "fifty-six million, four hundred forty-four thousand, five hundred fifty".