56559671 has 16 divisors (see below), whose sum is σ = 66312000. Its totient is φ = 48220704.

The previous prime is 56559667. The next prime is 56559673. The reversal of 56559671 is 17695565.

It is not a de Polignac number, because 56559671 - 2² = 56559667 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 (56559673) 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, 91961 + ... + 92573.

It is an arithmetic number, because the mean of its divisors is an integer number (4144500).

Almost surely, 2^56559671 is an apocalyptic number.

56559671 is a deficient number, since it is larger than the sum of its proper divisors (9752329).

56559671 is an equidigital number, since it uses as much as digits as its factorization.

56559671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903 (or 889 counting only the distinct ones).

The product of its digits is 283500, while the sum is 44.

The square root of 56559671 is about 7520.6163976100. The cubic root of 56559671 is about 383.8565522324.

The spelling of 56559671 in words is "fifty-six million, five hundred fifty-nine thousand, six hundred seventy-one".