28343366055 has 24 divisors (see below), whose sum is σ = 49204956528. Its totient is φ = 15092937216.

The previous prime is 28343366041. The next prime is 28343366083. The reversal of 28343366055 is 55066334382.

28343366055 is a `hidden beast` number, since 2 + 8 + 3 + 4 + 3 + 36 + 605 + 5 = 666.

It is not a de Polignac number, because 28343366055 - 2¹⁰ = 28343365031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 28343366055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 460842 + ... + 518711.

It is an arithmetic number, because the mean of its divisors is an integer number (2050206522).

Almost surely, 2^28343366055 is an apocalyptic number.

28343366055 is a deficient number, since it is larger than the sum of its proper divisors (20861590473).

28343366055 is a wasteful number, since it uses less digits than its factorization.

28343366055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980207 (or 980204 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 28343366055 in words is "twenty-eight billion, three hundred forty-three million, three hundred sixty-six thousand, fifty-five".