12423009213912 has 64 divisors (see below), whose sum is σ = 33884230728960. Its totient is φ = 3764181968000.

The previous prime is 12423009213911. The next prime is 12423009213941. The reversal of 12423009213912 is 21931290032421.

12423009213912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423009213911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435373 + ... + 5003555.

It is an arithmetic number, because the mean of its divisors is an integer number (529441105140).

Almost surely, 2^{12423009213912} is an apocalyptic number.

12423009213912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12423009213912 is an abundant number, since it is smaller than the sum of its proper divisors (21461221515048).

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

12423009213912 is a wasteful number, since it uses less digits than its factorization.

12423009213912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4578504 (or 4578500 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 12423009213912 in words is "twelve trillion, four hundred twenty-three billion, nine million, two hundred thirteen thousand, nine hundred twelve".