2064129405 has 16 divisors (see below), whose sum is σ = 3556654080. Its totient is φ = 1016186688.

The previous prime is 2064129401. The next prime is 2064129493. The reversal of 2064129405 is 5049214602.

It is not a de Polignac number, because 2064129405 - 2² = 2064129401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064129401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5292445 + ... + 5292834.

It is an arithmetic number, because the mean of its divisors is an integer number (222290880).

Almost surely, 2^2064129405 is an apocalyptic number.

It is an amenable number.

2064129405 is a deficient number, since it is larger than the sum of its proper divisors (1492524675).

2064129405 is a wasteful number, since it uses less digits than its factorization.

2064129405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10585300.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 2064129405 is about 45432.6909284493. The cubic root of 2064129405 is about 1273.2459602079.

The spelling of 2064129405 in words is "two billion, sixty-four million, one hundred twenty-nine thousand, four hundred five".