12638812501324 has 6 divisors (see below), whose sum is σ = 22117921877324. Its totient is φ = 6319406250660.

The previous prime is 12638812501291. The next prime is 12638812501349. The reversal of 12638812501324 is 42310521883621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1579851562662 + ... + 1579851562669.

Almost surely, 2^{12638812501324} is an apocalyptic number.

It is an amenable number.

12638812501324 is a deficient number, since it is larger than the sum of its proper divisors (9479109376000).

12638812501324 is a wasteful number, since it uses less digits than its factorization.

12638812501324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3159703125335 (or 3159703125333 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 12638812501324 in words is "twelve trillion, six hundred thirty-eight billion, eight hundred twelve million, five hundred one thousand, three hundred twenty-four".