2064146421 has 16 divisors (see below), whose sum is σ = 2768575680. Its totient is φ = 1367932800.

The previous prime is 2064146419. The next prime is 2064146437. The reversal of 2064146421 is 1246414602.

It is a happy number.

It is not a de Polignac number, because 2064146421 - 2¹ = 2064146419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064148421) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 362446 + ... + 368096.

It is an arithmetic number, because the mean of its divisors is an integer number (173035980).

Almost surely, 2^2064146421 is an apocalyptic number.

It is an amenable number.

2064146421 is a deficient number, since it is larger than the sum of its proper divisors (704429259).

2064146421 is a wasteful number, since it uses less digits than its factorization.

2064146421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6356.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 2064146421 is about 45432.8781941008. The cubic root of 2064146421 is about 1273.2494589378.

The spelling of 2064146421 in words is "two billion, sixty-four million, one hundred forty-six thousand, four hundred twenty-one".