3198485441761 has 9 divisors (see below), whose sum is σ = 3247058191251. Its totient is φ = 3150628816632.

The previous prime is 3198485441747. The next prime is 3198485441783. The reversal of 3198485441761 is 1671445848913.

It is a happy number.

The square root of 3198485441761 is 1788431.

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

3198485441761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 5988438225 + 3192497003536 = 77385^2 + 1786756^2 .

It is not a de Polignac number, because 3198485441761 - 2¹⁷ = 3198485310689 is a prime.

It is a super-2 number, since 2×3198485441761² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3198485441761.

It is not an unprimeable number, because it can be changed into a prime (3198485441561) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 119811531 + ... + 119838223.

Almost surely, 2^{3198485441761} is an apocalyptic number.

3198485441761 is the 1788431-st square number.

3198485441761 is the 894216-th centered octagonal number.

It is an amenable number.

3198485441761 is a deficient number, since it is larger than the sum of its proper divisors (48572749490).

3198485441761 is an frugal number, since it uses more digits than its factorization.

3198485441761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53520 (or 26760 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 61.

The spelling of 3198485441761 in words is "three trillion, one hundred ninety-eight billion, four hundred eighty-five million, four hundred forty-one thousand, seven hundred sixty-one".