2905075905 has 32 divisors (see below), whose sum is σ = 4779565824. Its totient is φ = 1505661696.

The previous prime is 2905075903. The next prime is 2905075939. The reversal of 2905075905 is 5095705092.

2905075905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2905075905 - 2¹ = 2905075903 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2905075903) 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, 533979 + ... + 539391.

It is an arithmetic number, because the mean of its divisors is an integer number (149361432).

Almost surely, 2^2905075905 is an apocalyptic number.

It is an amenable number.

2905075905 is a deficient number, since it is larger than the sum of its proper divisors (1874489919).

2905075905 is a wasteful number, since it uses less digits than its factorization.

2905075905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6425.

The product of its (nonzero) digits is 141750, while the sum is 42.

The square root of 2905075905 is about 53898.7560617126. The cubic root of 2905075905 is about 1426.8746690338.

The spelling of 2905075905 in words is "two billion, nine hundred five million, seventy-five thousand, nine hundred five".