123433854159348 has 240 divisors, whose sum is σ = 343210019201280. Its totient is φ = 38596622777856.

The previous prime is 123433854159311. The next prime is 123433854159389. The reversal of 123433854159348 is 843951458334321.

123433854159348 is a `hidden beast` number, since 1 + 2 + 3 + 4 + 3 + 3 + 8 + 541 + 59 + 34 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 938744673 + ... + 938876151.

It is an arithmetic number, because the mean of its divisors is an integer number (1430041746672).

Almost surely, 2^{123433854159348} is an apocalyptic number.

123433854159348 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123433854159348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171605009600640).

123433854159348 is an abundant number, since it is smaller than the sum of its proper divisors (219776165041932).

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

123433854159348 is a wasteful number, since it uses less digits than its factorization.

123433854159348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133948 (or 133937 counting only the distinct ones).

The product of its digits is 149299200, while the sum is 63.

The spelling of 123433854159348 in words is "one hundred twenty-three trillion, four hundred thirty-three billion, eight hundred fifty-four million, one hundred fifty-nine thousand, three hundred forty-eight".