56561560606 has 8 divisors (see below), whose sum is σ = 84846762000. Its totient is φ = 28279306608.

The previous prime is 56561560603. The next prime is 56561560661. The reversal of 56561560606 is 60606516565.

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

It is a super-2 number, since 2×56561560606² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56561560603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688231 + ... + 766018.

It is an arithmetic number, because the mean of its divisors is an integer number (10605845250).

Almost surely, 2^56561560606 is an apocalyptic number.

56561560606 is a deficient number, since it is larger than the sum of its proper divisors (28285201394).

56561560606 is a wasteful number, since it uses less digits than its factorization.

56561560606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473698.

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 56561560606 in words is "fifty-six billion, five hundred sixty-one million, five hundred sixty thousand, six hundred six".