12510027268 has 6 divisors (see below), whose sum is σ = 21892547726. Its totient is φ = 6255013632.

The previous prime is 12510027263. The next prime is 12510027311. The reversal of 12510027268 is 86272001521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11994192324 + 515834944 = 109518^2 + 22712^2 .

It is a super-2 number, since 2×12510027268² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12510027263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563753405 + ... + 1563753412.

Almost surely, 2^12510027268 is an apocalyptic number.

It is an amenable number.

12510027268 is a deficient number, since it is larger than the sum of its proper divisors (9382520458).

12510027268 is a wasteful number, since it uses less digits than its factorization.

12510027268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3127506821 (or 3127506819 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

Adding to 12510027268 its reverse (86272001521), we get a palindrome (98782028789).

The spelling of 12510027268 in words is "twelve billion, five hundred ten million, twenty-seven thousand, two hundred sixty-eight".