12852940677 has 4 divisors (see below), whose sum is σ = 17137254240. Its totient is φ = 8568627116.

The previous prime is 12852940673. The next prime is 12852940691. The reversal of 12852940677 is 77604925821.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12852940677 - 2² = 12852940673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12852940673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2142156777 + ... + 2142156782.

It is an arithmetic number, because the mean of its divisors is an integer number (4284313560).

Almost surely, 2^12852940677 is an apocalyptic number.

It is an amenable number.

12852940677 is a deficient number, since it is larger than the sum of its proper divisors (4284313563).

12852940677 is an equidigital number, since it uses as much as digits as its factorization.

12852940677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4284313562.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 12852940677 in words is "twelve billion, eight hundred fifty-two million, nine hundred forty thousand, six hundred seventy-seven".