56000666049 has 8 divisors (see below), whose sum is σ = 75002387712. Its totient is φ = 37166360880.

The previous prime is 56000666047. The next prime is 56000666107. The reversal of 56000666049 is 94066600065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56000666049 - 2¹ = 56000666047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56000666049.

It is not an unprimeable number, because it can be changed into a prime (56000666047) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 41853342 + ... + 41854679.

It is an arithmetic number, because the mean of its divisors is an integer number (9375298464).

Almost surely, 2^56000666049 is an apocalyptic number.

It is an amenable number.

56000666049 is a deficient number, since it is larger than the sum of its proper divisors (19001721663).

56000666049 is a wasteful number, since it uses less digits than its factorization.

56000666049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83708247.

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 56000666049 in words is "fifty-six billion, six hundred sixty-six thousand, forty-nine".