55003066 has 16 divisors (see below), whose sum is σ = 84819456. Its totient is φ = 26737776.

The previous prime is 55003037. The next prime is 55003093. The reversal of 55003066 is 66030055.

It is a self number, because there is not a number n which added to its sum of digits gives 55003066.

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, 12895 + ... + 16621.

It is an arithmetic number, because the mean of its divisors is an integer number (5301216).

Almost surely, 2^55003066 is an apocalyptic number.

55003066 is a deficient number, since it is larger than the sum of its proper divisors (29816390).

55003066 is a wasteful number, since it uses less digits than its factorization.

55003066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3933.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 55003066 is about 7416.4051938928. The cubic root of 55003066 is about 380.3023125220.

The spelling of 55003066 in words is "fifty-five million, three thousand, sixty-six".