123329934272 has 28 divisors (see below), whose sum is σ = 259128889920. Its totient is φ = 58037615616.

The previous prime is 123329934241. The next prime is 123329934281. The reversal of 123329934272 is 272439923321.

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, 56676272 + ... + 56678447.

Almost surely, 2^123329934272 is an apocalyptic number.

It is an amenable number.

123329934272 is an abundant number, since it is smaller than the sum of its proper divisors (135798955648).

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

123329934272 is a wasteful number, since it uses less digits than its factorization.

123329934272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113354748 (or 113354738 counting only the distinct ones).

The product of its digits is 979776, while the sum is 47.

The spelling of 123329934272 in words is "one hundred twenty-three billion, three hundred twenty-nine million, nine hundred thirty-four thousand, two hundred seventy-two".