3516238181181 has 16 divisors (see below), whose sum is σ = 5223348016128. Its totient is φ = 2085711879600.

The previous prime is 3516238181149. The next prime is 3516238181191. The reversal of 3516238181181 is 1811818326153.

It is a happy number.

It is not a de Polignac number, because 3516238181181 - 2⁵ = 3516238181149 is a prime.

It is a super-2 number, since 2×3516238181181² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3516238181181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3516238181191) 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 15 ways as a sum of consecutive naturals, for example, 1133537515 + ... + 1133540616.

It is an arithmetic number, because the mean of its divisors is an integer number (326459251008).

Almost surely, 2^{3516238181181} is an apocalyptic number.

It is an amenable number.

3516238181181 is a deficient number, since it is larger than the sum of its proper divisors (1707109834947).

3516238181181 is a wasteful number, since it uses less digits than its factorization.

3516238181181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267078192.

The product of its digits is 276480, while the sum is 48.

The spelling of 3516238181181 in words is "three trillion, five hundred sixteen billion, two hundred thirty-eight million, one hundred eighty-one thousand, one hundred eighty-one".