5811342431185 has 16 divisors (see below), whose sum is σ = 7012037198160. Its totient is φ = 4623472189440.

The previous prime is 5811342431171. The next prime is 5811342431189.

It is a happy number.

5811342431185 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 76601079361 + 5734741351824 = 276769^2 + 2394732^2 .

It is not a de Polignac number, because 5811342431185 - 2³⁹ = 5261586617297 is a prime.

It is a super-3 number, since 3×5811342431185³ (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5811342431189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1970181 + ... + 3937549.

It is an arithmetic number, because the mean of its divisors is an integer number (438252324885).

Almost surely, 2^{5811342431185} is an apocalyptic number.

It is an amenable number.

5811342431185 is a deficient number, since it is larger than the sum of its proper divisors (1200694766975).

5811342431185 is a wasteful number, since it uses less digits than its factorization.

5811342431185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1970628.

The product of its digits is 460800, while the sum is 46.

The spelling of 5811342431185 in words is "five trillion, eight hundred eleven billion, three hundred forty-two million, four hundred thirty-one thousand, one hundred eighty-five".