12510027164271 has 64 divisors (see below), whose sum is σ = 20847480579072. Its totient is φ = 6496736689152.

The previous prime is 12510027164207. The next prime is 12510027164293. The reversal of 12510027164271 is 17246172001521.

It is not a de Polignac number, because 12510027164271 - 2⁶ = 12510027164207 is a prime.

It is a super-2 number, since 2×12510027164271² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12510027162271) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10662541 + ... + 11777513.

It is an arithmetic number, because the mean of its divisors is an integer number (325741884048).

Almost surely, 2^{12510027164271} is an apocalyptic number.

12510027164271 is a deficient number, since it is larger than the sum of its proper divisors (8337453414801).

12510027164271 is a wasteful number, since it uses less digits than its factorization.

12510027164271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115632.

The product of its (nonzero) digits is 47040, while the sum is 39.

Adding to 12510027164271 its reverse (17246172001521), we get a palindrome (29756199165792).

The spelling of 12510027164271 in words is "twelve trillion, five hundred ten billion, twenty-seven million, one hundred sixty-four thousand, two hundred seventy-one".