2086236348856 has 64 divisors (see below), whose sum is σ = 4371188976000. Its totient is φ = 925250121600.

The previous prime is 2086236348841. The next prime is 2086236349007. The reversal of 2086236348856 is 6588436326802.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2086236348794 and 2086236348803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3267795 + ... + 3853693.

It is an arithmetic number, because the mean of its divisors is an integer number (68299827750).

Almost surely, 2^{2086236348856} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2086236348856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2185594488000).

2086236348856 is an abundant number, since it is smaller than the sum of its proper divisors (2284952627144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2086236348856 is a wasteful number, since it uses less digits than its factorization.

2086236348856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586900 (or 586896 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 61.

The spelling of 2086236348856 in words is "two trillion, eighty-six billion, two hundred thirty-six million, three hundred forty-eight thousand, eight hundred fifty-six".