3312185243481 has 27 divisors (see below), whose sum is σ = 4843266475359. Its totient is φ = 2181221127792.

The previous prime is 3312185243371. The next prime is 3312185243501. The reversal of 3312185243481 is 1843425812133.

The square root of 3312185243481 is 1819941.

It is a perfect power (a square), and thus also a powerful number.

3312185243481 is a `hidden beast` number, since 3 + 3 + 1 + 2 + 18 + 524 + 34 + 81 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1463836231881 + 1848349011600 = 1209891^2 + 1359540^2 .

It is not a de Polignac number, because 3312185243481 - 2¹⁵ = 3312185210713 is a prime.

It is a super-2 number, since 2×3312185243481² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3312185243981) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 453161655 + ... + 453168963.

Almost surely, 2^{3312185243481} is an apocalyptic number.

3312185243481 is the 1819941-st square number.

3312185243481 is the 909971-st centered octagonal number.

It is an amenable number.

3312185243481 is a deficient number, since it is larger than the sum of its proper divisors (1531081231878).

3312185243481 is an frugal number, since it uses more digits than its factorization.

3312185243481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14790 (or 7395 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The spelling of 3312185243481 in words is "three trillion, three hundred twelve billion, one hundred eighty-five million, two hundred forty-three thousand, four hundred eighty-one".