2108858049792 has 288 divisors, whose sum is σ = 6719636591360. Its totient is φ = 648525864960.

The previous prime is 2108858049791. The next prime is 2108858049799. The reversal of 2108858049792 is 2979408588012.

2108858049792 is a `hidden beast` number, since 2 + 1 + 0 + 8 + 8 + 58 + 0 + 497 + 92 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2108858049791) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199564893 + ... + 199575459.

Almost surely, 2^{2108858049792} 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 2108858049792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3359818295680).

2108858049792 is an abundant number, since it is smaller than the sum of its proper divisors (4610778541568).

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

2108858049792 is a wasteful number, since it uses less digits than its factorization.

2108858049792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12826 (or 12806 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 63.

The spelling of 2108858049792 in words is "two trillion, one hundred eight billion, eight hundred fifty-eight million, forty-nine thousand, seven hundred ninety-two".