123536542344 has 64 divisors (see below), whose sum is σ = 327899923200. Its totient is φ = 38650911744.

The previous prime is 123536542331. The next prime is 123536542357. The reversal of 123536542344 is 443245635321.

123536542344 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (123536542331) and next prime (123536542357).

It is a super-2 number, since 2×123536542344² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123536542296 and 123536542305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262779 + ... + 562250.

It is an arithmetic number, because the mean of its divisors is an integer number (5123436300).

Almost surely, 2^123536542344 is an apocalyptic number.

It is an amenable number.

123536542344 is an abundant number, since it is smaller than the sum of its proper divisors (204363380856).

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

123536542344 is a wasteful number, since it uses less digits than its factorization.

123536542344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825422 (or 825418 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 42.

The spelling of 123536542344 in words is "one hundred twenty-three billion, five hundred thirty-six million, five hundred forty-two thousand, three hundred forty-four".