55000058 has 8 divisors (see below), whose sum is σ = 84255552. Its totient is φ = 26914876.

The previous prime is 55000031. The next prime is 55000069. The reversal of 55000058 is 85000055.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 54999997 and 55000042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292460 + ... + 292647.

It is an arithmetic number, because the mean of its divisors is an integer number (10531944).

Almost surely, 2^55000058 is an apocalyptic number.

55000058 is a deficient number, since it is larger than the sum of its proper divisors (29255494).

55000058 is a wasteful number, since it uses less digits than its factorization.

55000058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585156.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 55000058 is about 7416.2023974538. The cubic root of 55000058 is about 380.2953797556.

The spelling of 55000058 in words is "fifty-five million, fifty-eight", and thus it is an aban number and an uban number.