342123543512 has 16 divisors (see below), whose sum is σ = 641657784840. Its totient is φ = 171014800896.

The previous prime is 342123543473. The next prime is 342123543527. The reversal of 342123543512 is 215345321243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5840393 + ... + 5898680.

Almost surely, 2^342123543512 is an apocalyptic number.

It is an amenable number.

342123543512 is a deficient number, since it is larger than the sum of its proper divisors (299534241328).

342123543512 is a wasteful number, since it uses less digits than its factorization.

342123543512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11742722 (or 11742718 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

Adding to 342123543512 its reverse (215345321243), we get a palindrome (557468864755).

The spelling of 342123543512 in words is "three hundred forty-two billion, one hundred twenty-three million, five hundred forty-three thousand, five hundred twelve".