5656005066 has 16 divisors (see below), whose sum is σ = 11321319744. Its totient is φ = 1883783424.

The previous prime is 5656005059. The next prime is 5656005067. The reversal of 5656005066 is 6605006565.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5656005067) 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, 379990 + ... + 394593.

It is an arithmetic number, because the mean of its divisors is an integer number (707582484).

Almost surely, 2^5656005066 is an apocalyptic number.

5656005066 is an abundant number, since it is smaller than the sum of its proper divisors (5665314678).

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

5656005066 is a wasteful number, since it uses less digits than its factorization.

5656005066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775805.

The product of its (nonzero) digits is 162000, while the sum is 39.

The square root of 5656005066 is about 75206.4163884971. The cubic root of 5656005066 is about 1781.7082731392.

The spelling of 5656005066 in words is "five billion, six hundred fifty-six million, five thousand, sixty-six".