12429425532 has 12 divisors (see below), whose sum is σ = 29001992936. Its totient is φ = 4143141840.

The previous prime is 12429425527. The next prime is 12429425537. The reversal of 12429425532 is 23552492421.

It is an interprime number because it is at equal distance from previous prime (12429425527) and next prime (12429425537).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12429425537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517892719 + ... + 517892742.

Almost surely, 2^12429425532 is an apocalyptic number.

12429425532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12429425532 is an abundant number, since it is smaller than the sum of its proper divisors (16572567404).

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

12429425532 is a wasteful number, since it uses less digits than its factorization.

12429425532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035785468 (or 1035785466 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The spelling of 12429425532 in words is "twelve billion, four hundred twenty-nine million, four hundred twenty-five thousand, five hundred thirty-two".