6869986311927 has 4 divisors (see below), whose sum is σ = 9159981749240. Its totient is φ = 4579990874616.

The previous prime is 6869986311857. The next prime is 6869986311959. The reversal of 6869986311927 is 7291136899686.

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

It is not a de Polignac number, because 6869986311927 - 2¹⁰ = 6869986310903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6869986311997) 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, 1144997718652 + ... + 1144997718657.

It is an arithmetic number, because the mean of its divisors is an integer number (2289995437310).

Almost surely, 2^{6869986311927} is an apocalyptic number.

6869986311927 is a deficient number, since it is larger than the sum of its proper divisors (2289995437313).

6869986311927 is a wasteful number, since it uses less digits than its factorization.

6869986311927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289995437312.

The product of its digits is 423263232, while the sum is 75.

The spelling of 6869986311927 in words is "six trillion, eight hundred sixty-nine billion, nine hundred eighty-six million, three hundred eleven thousand, nine hundred twenty-seven".