12404324012 has 12 divisors (see below), whose sum is σ = 21730022160. Its totient is φ = 6195746256.

The previous prime is 12404323951. The next prime is 12404324029. The reversal of 12404324012 is 21042340421.

It is a super-2 number, since 2×12404324012² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1599587 + ... + 1607322.

It is an arithmetic number, because the mean of its divisors is an integer number (1810835180).

Almost surely, 2^12404324012 is an apocalyptic number.

It is an amenable number.

12404324012 is a deficient number, since it is larger than the sum of its proper divisors (9325698148).

12404324012 is a wasteful number, since it uses less digits than its factorization.

12404324012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3207880 (or 3207878 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12404324012 its reverse (21042340421), we get a palindrome (33446664433).

The spelling of 12404324012 in words is "twelve billion, four hundred four million, three hundred twenty-four thousand, twelve".