2165105350 has 12 divisors (see below), whose sum is σ = 4027096044. Its totient is φ = 866042120.

The previous prime is 2165105339. The next prime is 2165105351. The reversal of 2165105350 is 535015612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2165105351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21651004 + ... + 21651103.

It is an arithmetic number, because the mean of its divisors is an integer number (335591337).

Almost surely, 2^2165105350 is an apocalyptic number.

2165105350 is a deficient number, since it is larger than the sum of its proper divisors (1861990694).

2165105350 is a wasteful number, since it uses less digits than its factorization.

2165105350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43302119 (or 43302114 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 2165105350 is about 46530.6925587832. The cubic root of 2165105350 is about 1293.6784518610.

The spelling of 2165105350 in words is "two billion, one hundred sixty-five million, one hundred five thousand, three hundred fifty".