123532133330512 has 40 divisors (see below), whose sum is σ = 240109744492800. Its totient is φ = 61568346498432.

The previous prime is 123532133330467. The next prime is 123532133330611. The reversal of 123532133330512 is 215033331235321.

It is a super-3 number, since 3×123532133330512³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110209789 + ... + 111325027.

It is an arithmetic number, because the mean of its divisors is an integer number (6002743612320).

Almost surely, 2^{123532133330512} is an apocalyptic number.

It is an amenable number.

123532133330512 is a deficient number, since it is larger than the sum of its proper divisors (116577611162288).

123532133330512 is a wasteful number, since it uses less digits than its factorization.

123532133330512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137403 (or 1137397 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 37.

Adding to 123532133330512 its reverse (215033331235321), we get a palindrome (338565464565833).

The spelling of 123532133330512 in words is "one hundred twenty-three trillion, five hundred thirty-two billion, one hundred thirty-three million, three hundred thirty thousand, five hundred twelve".