5511111000555 has 8 divisors (see below), whose sum is σ = 8817777600912. Its totient is φ = 2939259200288.

The previous prime is 5511111000497. The next prime is 5511111000589. The reversal of 5511111000555 is 5550001111155.

It is a happy number.

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 5511111000555 - 2⁷ = 5511111000427 is a prime.

It is a zygodrome in base 10.

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 7 ways as a sum of consecutive naturals, for example, 183703700004 + ... + 183703700033.

It is an arithmetic number, because the mean of its divisors is an integer number (1102222200114).

Almost surely, 2^{5511111000555} is an apocalyptic number.

5511111000555 is a deficient number, since it is larger than the sum of its proper divisors (3306666600357).

5511111000555 is a wasteful number, since it uses less digits than its factorization.

5511111000555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367407400045.

The product of its (nonzero) digits is 3125, while the sum is 30.

The spelling of 5511111000555 in words is "five trillion, five hundred eleven billion, one hundred eleven million, five hundred fifty-five", and thus it is an aban number.