2105356950 has 72 divisors (see below), whose sum is σ = 5673585528. Its totient is φ = 559722240.

The previous prime is 2105356949. The next prime is 2105356987. The reversal of 2105356950 is 596535012.

2105356950 is a `hidden beast` number, since 2 + 10 + 535 + 69 + 50 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 144709 + ... + 158591.

It is an arithmetic number, because the mean of its divisors is an integer number (78799799).

Almost surely, 2^2105356950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2105356950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2836792764).

2105356950 is an abundant number, since it is smaller than the sum of its proper divisors (3568228578).

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

2105356950 is a wasteful number, since it uses less digits than its factorization.

2105356950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14238 (or 14230 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The square root of 2105356950 is about 45884.1688385003. The cubic root of 2105356950 is about 1281.6671290650.

The spelling of 2105356950 in words is "two billion, one hundred five million, three hundred fifty-six thousand, nine hundred fifty".