66056300 has 18 divisors (see below), whose sum is σ = 143342388. Its totient is φ = 26422480.

The previous prime is 66056281. The next prime is 66056317. The reversal of 66056300 is 365066.

It is a self number, because there is not a number n which added to its sum of digits gives 66056300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 330182 + ... + 330381.

It is an arithmetic number, because the mean of its divisors is an integer number (7963466).

Almost surely, 2^66056300 is an apocalyptic number.

It is an amenable number.

66056300 is an abundant number, since it is smaller than the sum of its proper divisors (77286088).

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

66056300 is a wasteful number, since it uses less digits than its factorization.

66056300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660577 (or 660570 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 66056300 is about 8127.5026914791. The cubic root of 66056300 is about 404.2388794104.

The spelling of 66056300 in words is "sixty-six million, fifty-six thousand, three hundred".