55066576 has 20 divisors (see below), whose sum is σ = 108706212. Its totient is φ = 27013376.

The previous prime is 55066559. The next prime is 55066597. The reversal of 55066576 is 67566055.

55066576 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 44568976 + 10497600 = 6676^2 + 3240^2 .

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 3 ways as a sum of consecutive naturals, for example, 31621 + ... + 33316.

Almost surely, 2^55066576 is an apocalyptic number.

It is an amenable number.

55066576 is a deficient number, since it is larger than the sum of its proper divisors (53639636).

55066576 is a wasteful number, since it uses less digits than its factorization.

55066576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64998 (or 64992 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 40.

The square root of 55066576 is about 7420.6856826037. The cubic root of 55066576 is about 380.4486298784.

The spelling of 55066576 in words is "fifty-five million, sixty-six thousand, five hundred seventy-six".