4066197082 has 4 divisors (see below), whose sum is σ = 6099295626. Its totient is φ = 2033098540.

The previous prime is 4066197061. The next prime is 4066197169. The reversal of 4066197082 is 2807916604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2941869121 + 1124327961 = 54239^2 + 33531^2 .

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 as a sum of consecutive naturals, namely, 1016549269 + ... + 1016549272.

Almost surely, 2^4066197082 is an apocalyptic number.

4066197082 is a deficient number, since it is larger than the sum of its proper divisors (2033098544).

4066197082 is a wasteful number, since it uses less digits than its factorization.

4066197082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033098543.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 4066197082 is about 63766.7396218436. The cubic root of 4066197082 is about 1596.1099616345.

The spelling of 4066197082 in words is "four billion, sixty-six million, one hundred ninety-seven thousand, eighty-two".