123544043024352 has 48 divisors (see below), whose sum is σ = 324304275047760. Its totient is φ = 41181200105472.

The previous prime is 123544043024333. The next prime is 123544043024359. The reversal of 123544043024352 is 253420340445321.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123544043024359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26486838 + ... + 30800010.

It is an arithmetic number, because the mean of its divisors is an integer number (6756339063495).

Almost surely, 2^{123544043024352} is an apocalyptic number.

123544043024352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123544043024352 is an abundant number, since it is smaller than the sum of its proper divisors (200760232023408).

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

123544043024352 is a wasteful number, since it uses less digits than its factorization.

123544043024352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4611555 (or 4611547 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 123544043024352 its reverse (253420340445321), we get a palindrome (376964383469673).

The spelling of 123544043024352 in words is "one hundred twenty-three trillion, five hundred forty-four billion, forty-three million, twenty-four thousand, three hundred fifty-two".