56606343871 has 16 divisors (see below), whose sum is σ = 70579365120. Its totient is φ = 44105575680.

The previous prime is 56606343823. The next prime is 56606343917. The reversal of 56606343871 is 17834360665.

It is a cyclic number.

It is not a de Polignac number, because 56606343871 - 2¹¹ = 56606341823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56606343271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1914720 + ... + 1944058.

It is an arithmetic number, because the mean of its divisors is an integer number (4411210320).

Almost surely, 2^56606343871 is an apocalyptic number.

56606343871 is a deficient number, since it is larger than the sum of its proper divisors (13973021249).

56606343871 is a wasteful number, since it uses less digits than its factorization.

56606343871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54414.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 56606343871 in words is "fifty-six billion, six hundred six million, three hundred forty-three thousand, eight hundred seventy-one".