321042433343534 has 24 divisors (see below), whose sum is σ = 565624988583408. Its totient is φ = 136253792787840.

The previous prime is 321042433343477. The next prime is 321042433343557. The reversal of 321042433343534 is 435343334240123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15902626787 + ... + 15902646974.

It is an arithmetic number, because the mean of its divisors is an integer number (23567707857642).

Almost surely, 2^{321042433343534} is an apocalyptic number.

321042433343534 is a deficient number, since it is larger than the sum of its proper divisors (244582555239874).

321042433343534 is a wasteful number, since it uses less digits than its factorization.

321042433343534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31805273880 (or 31805273873 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 44.

Adding to 321042433343534 its reverse (435343334240123), we get a palindrome (756385767583657).

The spelling of 321042433343534 in words is "three hundred twenty-one trillion, forty-two billion, four hundred thirty-three million, three hundred forty-three thousand, five hundred thirty-four".