5165555039 has 6 divisors (see below), whose sum is σ = 5188284240. Its totient is φ = 5142835376.

The previous prime is 5165555033. The next prime is 5165555047. The reversal of 5165555039 is 9305555615.

It is not a de Polignac number, because 5165555039 - 2¹⁶ = 5165489503 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 (5165555033) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1108787 + ... + 1113435.

It is an arithmetic number, because the mean of its divisors is an integer number (864714040).

Almost surely, 2^5165555039 is an apocalyptic number.

5165555039 is a deficient number, since it is larger than the sum of its proper divisors (22729201).

5165555039 is an frugal number, since it uses more digits than its factorization.

5165555039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9537 (or 4888 counting only the distinct ones).

The product of its (nonzero) digits is 506250, while the sum is 44.

The square root of 5165555039 is about 71871.7958520587. The cubic root of 5165555039 is about 1728.6444033242.

It can be divided in two parts, 516 and 5555039, that added together give a palindrome (5555555).

The spelling of 5165555039 in words is "five billion, one hundred sixty-five million, five hundred fifty-five thousand, thirty-nine".