550510005511 has 4 divisors (see below), whose sum is σ = 553887367672. Its totient is φ = 547132643352.

The previous prime is 550510005509. The next prime is 550510005553. The reversal of 550510005511 is 115500015055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 550510005511 - 2¹ = 550510005509 is a prime.

It is a super-2 number, since 2×550510005511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550510005511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550510005581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1688680836 + ... + 1688681161.

It is an arithmetic number, because the mean of its divisors is an integer number (138471841918).

Almost surely, 2^550510005511 is an apocalyptic number.

550510005511 is a deficient number, since it is larger than the sum of its proper divisors (3377362161).

550510005511 is a wasteful number, since it uses less digits than its factorization.

550510005511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3377362160.

The product of its (nonzero) digits is 3125, while the sum is 28.

The spelling of 550510005511 in words is "five hundred fifty billion, five hundred ten million, five thousand, five hundred eleven".