12634153232 has 20 divisors (see below), whose sum is σ = 24510527580. Its totient is φ = 6308855808.

The previous prime is 12634153219. The next prime is 12634153247. The reversal of 12634153232 is 23235143621.

It can be written as a sum of positive squares in 2 ways, for example, as 5367613696 + 7266539536 = 73264^2 + 85244^2 .

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, 501113 + ... + 525720.

It is an arithmetic number, because the mean of its divisors is an integer number (1225526379).

Almost surely, 2^12634153232 is an apocalyptic number.

It is an amenable number.

12634153232 is a deficient number, since it is larger than the sum of its proper divisors (11876374348).

12634153232 is a wasteful number, since it uses less digits than its factorization.

12634153232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027610 (or 1027604 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

Adding to 12634153232 its reverse (23235143621), we get a palindrome (35869296853).

The spelling of 12634153232 in words is "twelve billion, six hundred thirty-four million, one hundred fifty-three thousand, two hundred thirty-two".