2066526252 has 72 divisors (see below), whose sum is σ = 5979276576. Its totient is φ = 589515264.

The previous prime is 2066526227. The next prime is 2066526299. The reversal of 2066526252 is 2526256602.

2066526252 is a `hidden beast` number, since 20 + 6 + 6 + 5 + 2 + 625 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 164548 + ... + 176660.

It is an arithmetic number, because the mean of its divisors is an integer number (83045508).

Almost surely, 2^2066526252 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 2066526252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2989638288).

2066526252 is an abundant number, since it is smaller than the sum of its proper divisors (3912750324).

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

2066526252 is a wasteful number, since it uses less digits than its factorization.

2066526252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12807 (or 12802 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 2066526252 is about 45459.0612749538. The cubic root of 2066526252 is about 1273.7385965196.

The spelling of 2066526252 in words is "two billion, sixty-six million, five hundred twenty-six thousand, two hundred fifty-two".