528055255505 has 8 divisors (see below), whose sum is σ = 633767779392. Its totient is φ = 422376555888.

The previous prime is 528055255493. The next prime is 528055255523. The reversal of 528055255505 is 505552550825.

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

It is a cyclic number.

It is not a de Polignac number, because 528055255505 - 2⁴ = 528055255489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 528055255505.

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, 8421707 + ... + 8484176.

It is an arithmetic number, because the mean of its divisors is an integer number (79220972424).

Almost surely, 2^528055255505 is an apocalyptic number.

It is an amenable number.

528055255505 is a deficient number, since it is larger than the sum of its proper divisors (105712523887).

528055255505 is a wasteful number, since it uses less digits than its factorization.

528055255505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16912135.

The product of its (nonzero) digits is 2500000, while the sum is 47.

The spelling of 528055255505 in words is "five hundred twenty-eight billion, fifty-five million, two hundred fifty-five thousand, five hundred five".