2066725870 has 32 divisors (see below), whose sum is σ = 4297025376. Its totient is φ = 707328000.

The previous prime is 2066725847. The next prime is 2066725901. The reversal of 2066725870 is 785276602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 550731 + ... + 554470.

It is an arithmetic number, because the mean of its divisors is an integer number (134282043).

Almost surely, 2^2066725870 is an apocalyptic number.

2066725870 is an abundant number, since it is smaller than the sum of its proper divisors (2230299506).

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

2066725870 is a wasteful number, since it uses less digits than its factorization.

2066725870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105236.

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 2066725870 is about 45461.2568018087. The cubic root of 2066725870 is about 1273.7796078487.

The spelling of 2066725870 in words is "two billion, sixty-six million, seven hundred twenty-five thousand, eight hundred seventy".