2086364724378 has 128 divisors (see below), whose sum is σ = 4713936480000. Its totient is φ = 610043166720.

The previous prime is 2086364724371. The next prime is 2086364724401. The reversal of 2086364724378 is 8734274636802.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2086364724371) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 417855450 + ... + 417860442.

It is an arithmetic number, because the mean of its divisors is an integer number (36827628750).

Almost surely, 2^{2086364724378} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2086364724378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2356968240000).

2086364724378 is an abundant number, since it is smaller than the sum of its proper divisors (2627571755622).

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

2086364724378 is a wasteful number, since it uses less digits than its factorization.

2086364724378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432.

The product of its (nonzero) digits is 65028096, while the sum is 60.

The spelling of 2086364724378 in words is "two trillion, eighty-six billion, three hundred sixty-four million, seven hundred twenty-four thousand, three hundred seventy-eight".