12364687257 has 16 divisors (see below), whose sum is σ = 18019417920. Its totient is φ = 7495468992.

The previous prime is 12364687229. The next prime is 12364687259. The reversal of 12364687257 is 75278646321.

It is a happy number.

It is not a de Polignac number, because 12364687257 - 2¹⁴ = 12364670873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12364687259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2363382 + ... + 2368607.

It is an arithmetic number, because the mean of its divisors is an integer number (1126213620).

Almost surely, 2^12364687257 is an apocalyptic number.

It is an amenable number.

12364687257 is a deficient number, since it is larger than the sum of its proper divisors (5654730663).

12364687257 is a wasteful number, since it uses less digits than its factorization.

12364687257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4732072.

The product of its digits is 3386880, while the sum is 51.

The spelling of 12364687257 in words is "twelve billion, three hundred sixty-four million, six hundred eighty-seven thousand, two hundred fifty-seven".