3316944001261 has 6 divisors (see below), whose sum is σ = 3645897125486. Its totient is φ = 3015403637400.

The previous prime is 3316944001249. The next prime is 3316944001303. The reversal of 3316944001261 is 1621004496133.

It can be written as a sum of positive squares in only one way, i.e., 3132156644100 + 184787357161 = 1769790^2 + 429869^2 .

It is not a de Polignac number, because 3316944001261 - 2¹⁷ = 3316943870189 is a prime.

It is a super-2 number, since 2×3316944001261² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3316944001061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13706380050 + ... + 13706380291.

Almost surely, 2^{3316944001261} is an apocalyptic number.

It is an amenable number.

3316944001261 is a deficient number, since it is larger than the sum of its proper divisors (328953124225).

3316944001261 is a wasteful number, since it uses less digits than its factorization.

3316944001261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27412760363 (or 27412760352 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

Adding to 3316944001261 its reverse (1621004496133), we get a palindrome (4937948497394).

The spelling of 3316944001261 in words is "three trillion, three hundred sixteen billion, nine hundred forty-four million, one thousand, two hundred sixty-one".