12886670522 has 16 divisors (see below), whose sum is σ = 21402016992. Its totient is φ = 5770150320.

The previous prime is 12886670507. The next prime is 12886670543. The reversal of 12886670522 is 22507668821.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4369853 + ... + 4372800.

It is an arithmetic number, because the mean of its divisors is an integer number (1337626062).

Almost surely, 2^12886670522 is an apocalyptic number.

12886670522 is a deficient number, since it is larger than the sum of its proper divisors (8515346470).

12886670522 is a wasteful number, since it uses less digits than its factorization.

12886670522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8742733.

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 12886670522 in words is "twelve billion, eight hundred eighty-six million, six hundred seventy thousand, five hundred twenty-two".