56565061066 has 8 divisors (see below), whose sum is σ = 84852012960. Its totient is φ = 28281056748.

The previous prime is 56565061051. The next prime is 56565061079. The reversal of 56565061066 is 66016056565.

56565061066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×56565061066² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688276 + ... + 766063.

It is an arithmetic number, because the mean of its divisors is an integer number (10606501620).

Almost surely, 2^56565061066 is an apocalyptic number.

56565061066 is a deficient number, since it is larger than the sum of its proper divisors (28286951894).

56565061066 is a wasteful number, since it uses less digits than its factorization.

56565061066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473788.

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

The spelling of 56565061066 in words is "fifty-six billion, five hundred sixty-five million, sixty-one thousand, sixty-six".