5550111505 has 16 divisors (see below), whose sum is σ = 7004703744. Its totient is φ = 4215781440.

The previous prime is 5550111449. The next prime is 5550111517. The reversal of 5550111505 is 5051110555.

It is not a de Polignac number, because 5550111505 - 2¹³ = 5550103313 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 329589 + ... + 346018.

It is an arithmetic number, because the mean of its divisors is an integer number (437793984).

Almost surely, 2^5550111505 is an apocalyptic number.

It is an amenable number.

5550111505 is a deficient number, since it is larger than the sum of its proper divisors (1454592239).

5550111505 is a wasteful number, since it uses less digits than its factorization.

5550111505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675696.

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

The square root of 5550111505 is about 74499.0704975572. The cubic root of 5550111505 is about 1770.5189095356.

It can be divided in two parts, 555011 and 1505, that added together give a square (556516 = 746²).

The spelling of 5550111505 in words is "five billion, five hundred fifty million, one hundred eleven thousand, five hundred five".