55080685 has 8 divisors (see below), whose sum is σ = 72105696. Its totient is φ = 40058640.

The previous prime is 55080673. The next prime is 55080691. The reversal of 55080685 is 58608055.

It is a happy number.

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

It is not a de Polignac number, because 55080685 - 2⁹ = 55080173 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 500679 + ... + 500788.

It is an arithmetic number, because the mean of its divisors is an integer number (9013212).

Almost surely, 2^55080685 is an apocalyptic number.

55080685 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55080685 is a deficient number, since it is larger than the sum of its proper divisors (17025011).

55080685 is a wasteful number, since it uses less digits than its factorization.

55080685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001483.

The product of its (nonzero) digits is 48000, while the sum is 37.

The square root of 55080685 is about 7421.6362751081. The cubic root of 55080685 is about 380.4811195889.

The spelling of 55080685 in words is "fifty-five million, eighty thousand, six hundred eighty-five".