2066239525 has 12 divisors (see below), whose sum is σ = 2928156832. Its totient is φ = 1416849840.

The previous prime is 2066239489. The next prime is 2066239529. The reversal of 2066239525 is 5259326602.

It is a de Polignac number, because none of the positive numbers 2^k-2066239525 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066239529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5903367 + ... + 5903716.

Almost surely, 2^2066239525 is an apocalyptic number.

2066239525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2066239525 is a deficient number, since it is larger than the sum of its proper divisors (861917307).

2066239525 is a wasteful number, since it uses less digits than its factorization.

2066239525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11807100 (or 11807095 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 2066239525 is about 45455.9074818664. The cubic root of 2066239525 is about 1273.6796841074.

The spelling of 2066239525 in words is "two billion, sixty-six million, two hundred thirty-nine thousand, five hundred twenty-five".