123241400553232 has 240 divisors, whose sum is σ = 271347777273600. Its totient is φ = 54096371417088.

The previous prime is 123241400553221. The next prime is 123241400553269. The reversal of 123241400553232 is 232355004142321.

It is a junction number, because it is equal to n+sod(n) for n = 123241400553191 and 123241400553200.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24962809068 + ... + 24962814004.

It is an arithmetic number, because the mean of its divisors is an integer number (1130615738640).

Almost surely, 2^{123241400553232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123241400553232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135673888636800).

123241400553232 is an abundant number, since it is smaller than the sum of its proper divisors (148106376720368).

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

123241400553232 is a wasteful number, since it uses less digits than its factorization.

123241400553232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7210 (or 7191 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 123241400553232 its reverse (232355004142321), we get a palindrome (355596404695553).

The spelling of 123241400553232 in words is "one hundred twenty-three trillion, two hundred forty-one billion, four hundred million, five hundred fifty-three thousand, two hundred thirty-two".