2065164704020 has 288 divisors, whose sum is σ = 5077800161280. Its totient is φ = 698355060480.

The previous prime is 2065164704003. The next prime is 2065164704047. The reversal of 2065164704020 is 204074615602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2872273221 + ... + 2872273939.

It is an arithmetic number, because the mean of its divisors is an integer number (17631250560).

Almost surely, 2^{2065164704020} is an apocalyptic number.

2065164704020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2065164704020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2538900080640).

2065164704020 is an abundant number, since it is smaller than the sum of its proper divisors (3012635457260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2065164704020 is a wasteful number, since it uses less digits than its factorization.

2065164704020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 2065164704020 in words is "two trillion, sixty-five billion, one hundred sixty-four million, seven hundred four thousand, twenty".