6461442316312 has 32 divisors (see below), whose sum is σ = 12827982111120. Its totient is φ = 3040650603520.

The previous prime is 6461442316279. The next prime is 6461442316313. The reversal of 6461442316312 is 2136132441646.

It is a super-2 number, since 2×6461442316312² (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 (6461442316313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25924188 + ... + 26172244.

Almost surely, 2^{6461442316312} is an apocalyptic number.

It is an amenable number.

6461442316312 is a deficient number, since it is larger than the sum of its proper divisors (6366539794808).

6461442316312 is a wasteful number, since it uses less digits than its factorization.

6461442316312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439611 (or 439607 counting only the distinct ones).

The product of its digits is 497664, while the sum is 43.

Adding to 6461442316312 its reverse (2136132441646), we get a palindrome (8597574757958).

The spelling of 6461442316312 in words is "six trillion, four hundred sixty-one billion, four hundred forty-two million, three hundred sixteen thousand, three hundred twelve".