123245435325312 has 48 divisors (see below), whose sum is σ = 354651578218080. Its totient is φ = 41081811774720.

The previous prime is 123245435325293. The next prime is 123245435325319. The reversal of 123245435325312 is 213523534542321.

123245435325312 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 4 + 5 + 4 + 3 + 5 + 325 + 312 = 666.

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 (123245435325319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53491941264 + ... + 53491943567.

It is an arithmetic number, because the mean of its divisors is an integer number (7388574546210).

Almost surely, 2^{123245435325312} is an apocalyptic number.

123245435325312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123245435325312 is an abundant number, since it is smaller than the sum of its proper divisors (231406142892768).

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

123245435325312 is a wasteful number, since it uses less digits than its factorization.

123245435325312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106983884851 (or 106983884836 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 45.

Adding to 123245435325312 its reverse (213523534542321), we get a palindrome (336768969867633).

The spelling of 123245435325312 in words is "one hundred twenty-three trillion, two hundred forty-five billion, four hundred thirty-five million, three hundred twenty-five thousand, three hundred twelve".