12429652412 has 24 divisors (see below), whose sum is σ = 22454756016. Its totient is φ = 6016566528.

The previous prime is 12429652409. The next prime is 12429652441. The reversal of 12429652412 is 21425692421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300323 + ... + 339194.

It is an arithmetic number, because the mean of its divisors is an integer number (935614834).

Almost surely, 2^12429652412 is an apocalyptic number.

It is an amenable number.

12429652412 is a deficient number, since it is larger than the sum of its proper divisors (10025103604).

12429652412 is a wasteful number, since it uses less digits than its factorization.

12429652412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639677 (or 639675 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The spelling of 12429652412 in words is "twelve billion, four hundred twenty-nine million, six hundred fifty-two thousand, four hundred twelve".