12432377996938 has 8 divisors (see below), whose sum is σ = 18648583730532. Its totient is φ = 6216183420096.

The previous prime is 12432377996933. The next prime is 12432377997019. The reversal of 12432377996938 is 83969977323421.

It can be written as a sum of positive squares in 2 ways, for example, as 12108847969729 + 323530027209 = 3479777^2 + 568797^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12432377996933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057906 + ... + 5097442.

Almost surely, 2^{12432377996938} is an apocalyptic number.

12432377996938 is a deficient number, since it is larger than the sum of its proper divisors (6216205733594).

12432377996938 is a wasteful number, since it uses less digits than its factorization.

12432377996938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5578376.

The product of its digits is 740710656, while the sum is 73.

The spelling of 12432377996938 in words is "twelve trillion, four hundred thirty-two billion, three hundred seventy-seven million, nine hundred ninety-six thousand, nine hundred thirty-eight".