123603844164 has 24 divisors (see below), whose sum is σ = 288430675680. Its totient is φ = 41198180544.

The previous prime is 123603844127. The next prime is 123603844181. The reversal of 123603844164 is 461448306321.

It is a happy number.

123603844164 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 218569 + ... + 543120.

It is an arithmetic number, because the mean of its divisors is an integer number (12017944820).

Almost surely, 2^123603844164 is an apocalyptic number.

It is an amenable number.

123603844164 is an abundant number, since it is smaller than the sum of its proper divisors (164826831516).

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

123603844164 is a wasteful number, since it uses less digits than its factorization.

123603844164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775219 (or 775217 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 123603844164 in words is "one hundred twenty-three billion, six hundred three million, eight hundred forty-four thousand, one hundred sixty-four".