3213511404344 has 128 divisors (see below), whose sum is σ = 6533923968000. Its totient is φ = 1476916706304.

The previous prime is 3213511404343. The next prime is 3213511404443. The reversal of 3213511404344 is 4434041153123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213511404343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 711108917 + ... + 711113435.

It is an arithmetic number, because the mean of its divisors is an integer number (51046281000).

Almost surely, 2^{3213511404344} is an apocalyptic number.

It is an amenable number.

3213511404344 is an abundant number, since it is smaller than the sum of its proper divisors (3320412563656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3213511404344 is a wasteful number, since it uses less digits than its factorization.

3213511404344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5557 (or 5553 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 3213511404344 its reverse (4434041153123), we get a palindrome (7647552557467).

The spelling of 3213511404344 in words is "three trillion, two hundred thirteen billion, five hundred eleven million, four hundred four thousand, three hundred forty-four".