12425643352 has 64 divisors (see below), whose sum is σ = 24340377600. Its totient is φ = 5942108160.

The previous prime is 12425643341. The next prime is 12425643367. The reversal of 12425643352 is 25334652421.

It is a super-2 number, since 2×12425643352² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3466153 + ... + 3469735.

It is an arithmetic number, because the mean of its divisors is an integer number (380318400).

Almost surely, 2^12425643352 is an apocalyptic number.

It is an amenable number.

12425643352 is a deficient number, since it is larger than the sum of its proper divisors (11914734248).

12425643352 is a wasteful number, since it uses less digits than its factorization.

12425643352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836 (or 3832 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

The spelling of 12425643352 in words is "twelve billion, four hundred twenty-five million, six hundred forty-three thousand, three hundred fifty-two".