3886895994913 has 4 divisors (see below), whose sum is σ = 3887601810480. Its totient is φ = 3886190179348.

The previous prime is 3886895994889. The next prime is 3886895994931. The reversal of 3886895994913 is 3194995986883.

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 3886895994913 - 2²⁹ = 3886359124001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3886895994413) 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, 352899523 + ... + 352910536.

It is an arithmetic number, because the mean of its divisors is an integer number (971900452620).

Almost surely, 2^{3886895994913} is an apocalyptic number.

It is an amenable number.

3886895994913 is a deficient number, since it is larger than the sum of its proper divisors (705815567).

3886895994913 is an equidigital number, since it uses as much as digits as its factorization.

3886895994913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705815566.

The product of its digits is 3627970560, while the sum is 82.

The spelling of 3886895994913 in words is "three trillion, eight hundred eighty-six billion, eight hundred ninety-five million, nine hundred ninety-four thousand, nine hundred thirteen".