55585316 has 24 divisors (see below), whose sum is σ = 99368640. Its totient is φ = 27198752.

The previous prime is 55585301. The next prime is 55585331. The reversal of 55585316 is 61358555.

It is an interprime number because it is at equal distance from previous prime (55585301) and next prime (55585331).

It is a self number, because there is not a number n which added to its sum of digits gives 55585316.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74441 + ... + 75183.

It is an arithmetic number, because the mean of its divisors is an integer number (4140360).

Almost surely, 2^55585316 is an apocalyptic number.

It is an amenable number.

55585316 is a deficient number, since it is larger than the sum of its proper divisors (43783324).

55585316 is a wasteful number, since it uses less digits than its factorization.

55585316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123 (or 1121 counting only the distinct ones).

The product of its digits is 90000, while the sum is 38.

The square root of 55585316 is about 7455.5560490147. The cubic root of 55585316 is about 381.6395364310.

The spelling of 55585316 in words is "fifty-five million, five hundred eighty-five thousand, three hundred sixteen".