3316011831845 has 4 divisors (see below), whose sum is σ = 3979214198220. Its totient is φ = 2652809465472.

The previous prime is 3316011831799. The next prime is 3316011831871. The reversal of 3316011831845 is 5481381106133.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2096608433089 + 1219403398756 = 1447967^2 + 1104266^2 .

It is a cyclic number.

It is not a de Polignac number, because 3316011831845 - 2¹⁸ = 3316011569701 is a prime.

It is a super-2 number, since 2×3316011831845² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3316011831796 and 3316011831805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331601183180 + ... + 331601183189.

It is an arithmetic number, because the mean of its divisors is an integer number (994803549555).

Almost surely, 2^{3316011831845} is an apocalyptic number.

It is an amenable number.

3316011831845 is a deficient number, since it is larger than the sum of its proper divisors (663202366375).

3316011831845 is an equidigital number, since it uses as much as digits as its factorization.

3316011831845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663202366374.

The product of its (nonzero) digits is 207360, while the sum is 44.

Adding to 3316011831845 its reverse (5481381106133), we get a palindrome (8797392937978).

The spelling of 3316011831845 in words is "three trillion, three hundred sixteen billion, eleven million, eight hundred thirty-one thousand, eight hundred forty-five".