2086744389279 has 12 divisors (see below), whose sum is σ = 3058258995288. Its totient is φ = 1264693569040.

The previous prime is 2086744389277. The next prime is 2086744389281. The reversal of 2086744389279 is 9729834476802.

It is an interprime number because it is at equal distance from previous prime (2086744389277) and next prime (2086744389281).

It is not a de Polignac number, because 2086744389279 - 2¹ = 2086744389277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2086744389277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2874303204 + ... + 2874303929.

It is an arithmetic number, because the mean of its divisors is an integer number (254854916274).

Almost surely, 2^{2086744389279} is an apocalyptic number.

2086744389279 is a deficient number, since it is larger than the sum of its proper divisors (971514606009).

2086744389279 is a wasteful number, since it uses less digits than its factorization.

2086744389279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5748607158 (or 5748607147 counting only the distinct ones).

The product of its (nonzero) digits is 292626432, while the sum is 69.

The spelling of 2086744389279 in words is "two trillion, eighty-six billion, seven hundred forty-four million, three hundred eighty-nine thousand, two hundred seventy-nine".