2105760128 has 16 divisors (see below), whose sum is σ = 4195069260. Its totient is φ = 1052880000.

The previous prime is 2105760053. The next prime is 2105760133. The reversal of 2105760128 is 8210675012.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 2105760094 and 2105760103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8225498 + ... + 8225753.

Almost surely, 2^2105760128 is an apocalyptic number.

It is an amenable number.

2105760128 is a deficient number, since it is larger than the sum of its proper divisors (2089309132).

2105760128 is an equidigital number, since it uses as much as digits as its factorization.

2105760128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16451265 (or 16451253 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 2105760128 is about 45888.5620607140. The cubic root of 2105760128 is about 1281.7489373633.

The spelling of 2105760128 in words is "two billion, one hundred five million, seven hundred sixty thousand, one hundred twenty-eight".