1662011006 has 16 divisors (see below), whose sum is σ = 2546942400. Its totient is φ = 813216768.

The previous prime is 1662011003. The next prime is 1662011023. The reversal of 1662011006 is 6001102661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1662011003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28691 + ... + 64398.

It is an arithmetic number, because the mean of its divisors is an integer number (159183900).

Almost surely, 2^1662011006 is an apocalyptic number.

1662011006 is a deficient number, since it is larger than the sum of its proper divisors (884931394).

1662011006 is a wasteful number, since it uses less digits than its factorization.

1662011006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93283.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1662011006 is about 40767.7692055869. The cubic root of 1662011006 is about 1184.5260927310.

Adding to 1662011006 its reverse (6001102661), we get a palindrome (7663113667).

The spelling of 1662011006 in words is "one billion, six hundred sixty-two million, eleven thousand, six".