56010666605 has 8 divisors (see below), whose sum is σ = 67491692664. Its totient is φ = 44622604800.

The previous prime is 56010666601. The next prime is 56010666611. The reversal of 56010666605 is 50666601065.

It can be written as a sum of positive squares in 4 ways, for example, as 30154669801 + 25855996804 = 173651^2 + 160798^2 .

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

It is not a de Polignac number, because 56010666605 - 2² = 56010666601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56010666601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23239736 + ... + 23242145.

It is an arithmetic number, because the mean of its divisors is an integer number (8436461583).

Almost surely, 2^56010666605 is an apocalyptic number.

It is an amenable number.

56010666605 is a deficient number, since it is larger than the sum of its proper divisors (11481026059).

56010666605 is a wasteful number, since it uses less digits than its factorization.

56010666605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46482127.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 56010666605 in words is "fifty-six billion, ten million, six hundred sixty-six thousand, six hundred five".