3313443421623 has 16 divisors (see below), whose sum is σ = 4423962297600. Its totient is φ = 2205943721280.

The previous prime is 3313443421621. The next prime is 3313443421681. The reversal of 3313443421623 is 3261243443133.

It is a happy number.

It is not a de Polignac number, because 3313443421623 - 2¹ = 3313443421621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3313443421621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84768798 + ... + 84807876.

It is an arithmetic number, because the mean of its divisors is an integer number (276497643600).

Almost surely, 2^{3313443421623} is an apocalyptic number.

3313443421623 is a deficient number, since it is larger than the sum of its proper divisors (1110518875977).

3313443421623 is a wasteful number, since it uses less digits than its factorization.

3313443421623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76982.

The product of its digits is 373248, while the sum is 39.

Adding to 3313443421623 its reverse (3261243443133), we get a palindrome (6574686864756).

The spelling of 3313443421623 in words is "three trillion, three hundred thirteen billion, four hundred forty-three million, four hundred twenty-one thousand, six hundred twenty-three".