55585699 has 8 divisors (see below), whose sum is σ = 63383040. Its totient is φ = 48291456.

The previous prime is 55585661. The next prime is 55585757. The reversal of 55585699 is 99658555.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 55585699 - 2⁷ = 55585571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55585099) 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, 125539 + ... + 125980.

It is an arithmetic number, because the mean of its divisors is an integer number (7922880).

Almost surely, 2^55585699 is an apocalyptic number.

55585699 is a deficient number, since it is larger than the sum of its proper divisors (7797341).

55585699 is a wasteful number, since it uses less digits than its factorization.

55585699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251549.

The product of its digits is 2430000, while the sum is 52.

The square root of 55585699 is about 7455.5817345127. The cubic root of 55585699 is about 381.6404129671.

The spelling of 55585699 in words is "fifty-five million, five hundred eighty-five thousand, six hundred ninety-nine".