123413412072 has 16 divisors (see below), whose sum is σ = 308533530240. Its totient is φ = 41137804016.

The previous prime is 123413412047. The next prime is 123413412091. The reversal of 123413412072 is 270214314321.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2571112728 + ... + 2571112775.

It is an arithmetic number, because the mean of its divisors is an integer number (19283345640).

Almost surely, 2^123413412072 is an apocalyptic number.

123413412072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123413412072 is an abundant number, since it is smaller than the sum of its proper divisors (185120118168).

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

123413412072 is a wasteful number, since it uses less digits than its factorization.

123413412072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5142225512 (or 5142225508 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

Adding to 123413412072 its reverse (270214314321), we get a palindrome (393627726393).

The spelling of 123413412072 in words is "one hundred twenty-three billion, four hundred thirteen million, four hundred twelve thousand, seventy-two".