5656056012 has 30 divisors (see below), whose sum is σ = 14786048508. Its totient is φ = 1885351896.

The previous prime is 5656056011. The next prime is 5656056019. The reversal of 5656056012 is 2106506565.

It is a happy number.

It is a super-2 number, since 2×5656056012² = 63981939221762688288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5656056011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8728158 + ... + 8728805.

Almost surely, 2^5656056012 is an apocalyptic number.

It is an amenable number.

5656056012 is an abundant number, since it is smaller than the sum of its proper divisors (9129992496).

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

5656056012 is a wasteful number, since it uses less digits than its factorization.

5656056012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17456979 (or 17456968 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 5656056012 is about 75206.7550955365. The cubic root of 5656056012 is about 1781.7136226533.

The spelling of 5656056012 in words is "five billion, six hundred fifty-six million, fifty-six thousand, twelve".