555000000111 has 12 divisors (see below), whose sum is σ = 823333333992. Its totient is φ = 359999999856.

The previous prime is 555000000109. The next prime is 555000000143. The reversal of 555000000111 is 111000000555.

555000000111 is a `hidden beast` number, since 5 + 550 + 0 + 0 + 0 + 0 + 0 + 111 = 666.

It is not a de Polignac number, because 555000000111 - 2¹ = 555000000109 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555000000811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 833333001 + ... + 833333666.

It is an arithmetic number, because the mean of its divisors is an integer number (68611111166).

Almost surely, 2^555000000111 is an apocalyptic number.

555000000111 is a deficient number, since it is larger than the sum of its proper divisors (268333333881).

555000000111 is a wasteful number, since it uses less digits than its factorization.

555000000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666666710 (or 1666666707 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

Adding to 555000000111 its reverse (111000000555), we get a palindrome (666000000666).

The spelling of 555000000111 in words is "five hundred fifty-five billion, one hundred eleven", and thus it is an aban number.