123432412002 has 128 divisors (see below), whose sum is σ = 260339982336. Its totient is φ = 38985103872.

The previous prime is 123432411983. The next prime is 123432412027. The reversal of 123432412002 is 200214234321.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 394352598 + ... + 394352910.

It is an arithmetic number, because the mean of its divisors is an integer number (2033906112).

Almost surely, 2^123432412002 is an apocalyptic number.

123432412002 is an abundant number, since it is smaller than the sum of its proper divisors (136907570334).

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

123432412002 is a wasteful number, since it uses less digits than its factorization.

123432412002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 123432412002 its reverse (200214234321), we get a palindrome (323646646323).

The spelling of 123432412002 in words is "one hundred twenty-three billion, four hundred thirty-two million, four hundred twelve thousand, two".