123684253630108 has 12 divisors (see below), whose sum is σ = 218433200219080. Its totient is φ = 61274767853232.

The previous prime is 123684253630081. The next prime is 123684253630117. The reversal of 123684253630108 is 801036352486321.

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, 141839739966 + ... + 141839740837.

Almost surely, 2^{123684253630108} is an apocalyptic number.

It is an amenable number.

123684253630108 is a deficient number, since it is larger than the sum of its proper divisors (94748946588972).

123684253630108 is a wasteful number, since it uses less digits than its factorization.

123684253630108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283679480916 (or 283679480914 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 123684253630108 in words is "one hundred twenty-three trillion, six hundred eighty-four billion, two hundred fifty-three million, six hundred thirty thousand, one hundred eight".