123596994836 has 24 divisors (see below), whose sum is σ = 248710526400. Its totient is φ = 52645168512.

The previous prime is 123596994827. The next prime is 123596994869. The reversal of 123596994836 is 638499695321.

123596994836 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13535861 + ... + 13544988.

It is an arithmetic number, because the mean of its divisors is an integer number (10362938600).

Almost surely, 2^123596994836 is an apocalyptic number.

It is an amenable number.

123596994836 is an abundant number, since it is smaller than the sum of its proper divisors (125113531564).

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

123596994836 is a wasteful number, since it uses less digits than its factorization.

123596994836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27081023 (or 27081021 counting only the distinct ones).

The product of its digits is 75582720, while the sum is 65.

The spelling of 123596994836 in words is "one hundred twenty-three billion, five hundred ninety-six million, nine hundred ninety-four thousand, eight hundred thirty-six".