12852942939939 has 4 divisors (see below), whose sum is σ = 17137257253256. Its totient is φ = 8568628626624.

The previous prime is 12852942939911. The next prime is 12852942939943. The reversal of 12852942939939 is 93993924925821.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12852942939939 - 2¹⁶ = 12852942874403 is a prime.

It is a super-2 number, since 2×12852942939939² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12852942939979) 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, 2142157156654 + ... + 2142157156659.

It is an arithmetic number, because the mean of its divisors is an integer number (4284314313314).

Almost surely, 2^{12852942939939} is an apocalyptic number.

12852942939939 is a deficient number, since it is larger than the sum of its proper divisors (4284314313317).

12852942939939 is an equidigital number, since it uses as much as digits as its factorization.

12852942939939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4284314313316.

The product of its digits is 680244480, while the sum is 75.

The spelling of 12852942939939 in words is "twelve trillion, eight hundred fifty-two billion, nine hundred forty-two million, nine hundred thirty-nine thousand, nine hundred thirty-nine".