123665143324 has 12 divisors (see below), whose sum is σ = 216498853648. Its totient is φ = 61808328000.

The previous prime is 123665143289. The next prime is 123665143331. The reversal of 123665143324 is 423341566321.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 6049437 + ... + 6069844.

Almost surely, 2^123665143324 is an apocalyptic number.

It is an amenable number.

123665143324 is a deficient number, since it is larger than the sum of its proper divisors (92833710324).

123665143324 is a wasteful number, since it uses less digits than its factorization.

123665143324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12121836 (or 12121834 counting only the distinct ones).

The product of its digits is 311040, while the sum is 40.

The spelling of 123665143324 in words is "one hundred twenty-three billion, six hundred sixty-five million, one hundred forty-three thousand, three hundred twenty-four".