12536210164 has 12 divisors (see below), whose sum is σ = 21990729600. Its totient is φ = 6253144568.

The previous prime is 12536210131. The next prime is 12536210171. The reversal of 12536210164 is 46101263521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3738244 + ... + 3741595.

It is an arithmetic number, because the mean of its divisors is an integer number (1832560800).

Almost surely, 2^12536210164 is an apocalyptic number.

It is an amenable number.

12536210164 is a deficient number, since it is larger than the sum of its proper divisors (9454519436).

12536210164 is a wasteful number, since it uses less digits than its factorization.

12536210164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7480262 (or 7480260 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 12536210164 its reverse (46101263521), we get a palindrome (58637473685).

The spelling of 12536210164 in words is "twelve billion, five hundred thirty-six million, two hundred ten thousand, one hundred sixty-four".