6555166135 has 32 divisors (see below), whose sum is σ = 9126006912. Its totient is φ = 4427404800.

The previous prime is 6555166133. The next prime is 6555166147. The reversal of 6555166135 is 5316615556.

It is a happy number.

It is not a de Polignac number, because 6555166135 - 2¹ = 6555166133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6555166091 and 6555166100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6555166133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 691689 + ... + 701101.

It is an arithmetic number, because the mean of its divisors is an integer number (285187716).

Almost surely, 2^6555166135 is an apocalyptic number.

6555166135 is a deficient number, since it is larger than the sum of its proper divisors (2570840777).

6555166135 is a wasteful number, since it uses less digits than its factorization.

6555166135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9723.

The product of its digits is 405000, while the sum is 43.

The square root of 6555166135 is about 80963.9804789760. The cubic root of 6555166135 is about 1871.5204098060.

The spelling of 6555166135 in words is "six billion, five hundred fifty-five million, one hundred sixty-six thousand, one hundred thirty-five".