12347986399284 has 12 divisors (see below), whose sum is σ = 28811968265024. Its totient is φ = 4115995466424.

The previous prime is 12347986399283. The next prime is 12347986399319. The reversal of 12347986399284 is 48299368974321.

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

It is a hoax number, since the sum of its digits (75) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12347986399283) 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, 514499433292 + ... + 514499433315.

Almost surely, 2^{12347986399284} is an apocalyptic number.

It is an amenable number.

12347986399284 is an abundant number, since it is smaller than the sum of its proper divisors (16463981865740).

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

12347986399284 is a wasteful number, since it uses less digits than its factorization.

12347986399284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028998866614 (or 1028998866612 counting only the distinct ones).

The product of its digits is 1128701952, while the sum is 75.

The spelling of 12347986399284 in words is "twelve trillion, three hundred forty-seven billion, nine hundred eighty-six million, three hundred ninety-nine thousand, two hundred eighty-four".