2000647294321 has 8 divisors (see below), whose sum is σ = 2195195000040. Its totient is φ = 1811906982912.

The previous prime is 2000647294319. The next prime is 2000647294339. The reversal of 2000647294321 is 1234927460002.

It can be written as a sum of positive squares in 4 ways, for example, as 577782414400 + 1422864879921 = 760120^2 + 1192839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2000647294321 - 2¹ = 2000647294319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000647294021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1451847856 + ... + 1451849233.

It is an arithmetic number, because the mean of its divisors is an integer number (274399375005).

Almost surely, 2^{2000647294321} is an apocalyptic number.

It is an amenable number.

2000647294321 is a deficient number, since it is larger than the sum of its proper divisors (194547705719).

2000647294321 is a wasteful number, since it uses less digits than its factorization.

2000647294321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903697155.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 2000647294321 in words is "two trillion, six hundred forty-seven million, two hundred ninety-four thousand, three hundred twenty-one".