2066685722 has 8 divisors (see below), whose sum is σ = 3101328000. Its totient is φ = 1032909724.

The previous prime is 2066685713. The next prime is 2066685743. The reversal of 2066685722 is 2275866602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2066685722² = 8542379747037322568, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210572 + ... + 220167.

It is an arithmetic number, because the mean of its divisors is an integer number (387666000).

Almost surely, 2^2066685722 is an apocalyptic number.

2066685722 is a deficient number, since it is larger than the sum of its proper divisors (1034642278).

2066685722 is a wasteful number, since it uses less digits than its factorization.

2066685722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433140.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 2066685722 is about 45460.8152368609. The cubic root of 2066685722 is about 1273.7713596923.

The spelling of 2066685722 in words is "two billion, sixty-six million, six hundred eighty-five thousand, seven hundred twenty-two".