2066411536 has 60 divisors (see below), whose sum is σ = 4700255340. Its totient is φ = 877443840.

The previous prime is 2066411513. The next prime is 2066411537. The reversal of 2066411536 is 6351146602.

It can be written as a sum of positive squares in 2 ways, for example, as 1486565136 + 579846400 = 38556^2 + 24080^2 .

It is a super-2 number, since 2×2066411536² = 8540113272227758592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066411537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73366 + ... + 97546.

It is an arithmetic number, because the mean of its divisors is an integer number (78337589).

Almost surely, 2^2066411536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2066411536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2350127670).

2066411536 is an abundant number, since it is smaller than the sum of its proper divisors (2633843804).

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

2066411536 is a wasteful number, since it uses less digits than its factorization.

2066411536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24312 (or 24299 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 2066411536 is about 45457.7995067953. The cubic root of 2066411536 is about 1273.7150270310.

The spelling of 2066411536 in words is "two billion, sixty-six million, four hundred eleven thousand, five hundred thirty-six".