5105556165 has 8 divisors (see below), whose sum is σ = 8168889888. Its totient is φ = 2722963280.

The previous prime is 5105556163. The next prime is 5105556167. The reversal of 5105556165 is 5616555015.

It is an interprime number because it is at equal distance from previous prime (5105556163) and next prime (5105556167).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5105556165 - 2¹ = 5105556163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5105556163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170185191 + ... + 170185220.

It is an arithmetic number, because the mean of its divisors is an integer number (1021111236).

Almost surely, 2^5105556165 is an apocalyptic number.

It is an amenable number.

5105556165 is a deficient number, since it is larger than the sum of its proper divisors (3063333723).

5105556165 is a wasteful number, since it uses less digits than its factorization.

5105556165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340370419.

The product of its (nonzero) digits is 112500, while the sum is 39.

The square root of 5105556165 is about 71453.1746320624. The cubic root of 5105556165 is about 1721.9254808098.

It can be divided in two parts, 5105 and 556165, that added together give a triangular number (561270 = T₁₀₅₉).

The spelling of 5105556165 in words is "five billion, one hundred five million, five hundred fifty-six thousand, one hundred sixty-five".