55585659 has 8 divisors (see below), whose sum is σ = 78015040. Its totient is φ = 35106696.

The previous prime is 55585637. The next prime is 55585661. The reversal of 55585659 is 95658555.

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

It is not a de Polignac number, because 55585659 - 2²⁰ = 54537083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55585259) 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, 487537 + ... + 487650.

It is an arithmetic number, because the mean of its divisors is an integer number (9751880).

Almost surely, 2^55585659 is an apocalyptic number.

55585659 is a deficient number, since it is larger than the sum of its proper divisors (22429381).

55585659 is a wasteful number, since it uses less digits than its factorization.

55585659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975209.

The product of its digits is 1350000, while the sum is 48.

The square root of 55585659 is about 7455.5790519583. The cubic root of 55585659 is about 381.6403214231.

The spelling of 55585659 in words is "fifty-five million, five hundred eighty-five thousand, six hundred fifty-nine".