12707927522 has 8 divisors (see below), whose sum is σ = 19077766572. Its totient is φ = 6348672000.

The previous prime is 12707927503. The next prime is 12707927581. The reversal of 12707927522 is 22572970721.

It can be written as a sum of positive squares in 2 ways, for example, as 12201632521 + 506295001 = 110461^2 + 22501^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12707927522² (a number of 21 digits) contains 22 as substring.

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, 2642879 + ... + 2647682.

Almost surely, 2^12707927522 is an apocalyptic number.

12707927522 is a deficient number, since it is larger than the sum of its proper divisors (6369839050).

12707927522 is a wasteful number, since it uses less digits than its factorization.

12707927522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5291764.

The product of its (nonzero) digits is 246960, while the sum is 44.

The spelling of 12707927522 in words is "twelve billion, seven hundred seven million, nine hundred twenty-seven thousand, five hundred twenty-two".