5555554511 has 8 divisors (see below), whose sum is σ = 6005149920. Its totient is φ = 5109136992.

The previous prime is 5555554493. The next prime is 5555554517. The reversal of 5555554511 is 1154555555.

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 5555554511 - 2¹⁴ = 5555538127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555554517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 790835 + ... + 797828.

It is an arithmetic number, because the mean of its divisors is an integer number (750643740).

Almost surely, 2^5555554511 is an apocalyptic number.

5555554511 is a deficient number, since it is larger than the sum of its proper divisors (449595409).

5555554511 is a wasteful number, since it uses less digits than its factorization.

5555554511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588945.

The product of its digits is 312500, while the sum is 41.

The square root of 5555554511 is about 74535.5922429010. The cubic root of 5555554511 is about 1771.0975043038.

The spelling of 5555554511 in words is "five billion, five hundred fifty-five million, five hundred fifty-four thousand, five hundred eleven".