6662214001 has 4 divisors (see below), whose sum is σ = 6662386404. Its totient is φ = 6662041600.

The previous prime is 6662213989. The next prime is 6662214019. The reversal of 6662214001 is 1004122666.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1004122666 = 2 ⋅502061333.

It can be written as a sum of positive squares in 2 ways, for example, as 4598874225 + 2063339776 = 67815^2 + 45424^2 .

It is a cyclic number.

It is not a de Polignac number, because 6662214001 - 2⁹ = 6662213489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6662214301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1521 + ... + 115441.

It is an arithmetic number, because the mean of its divisors is an integer number (1665596601).

Almost surely, 2^6662214001 is an apocalyptic number.

It is an amenable number.

6662214001 is a deficient number, since it is larger than the sum of its proper divisors (172403).

6662214001 is a wasteful number, since it uses less digits than its factorization.

6662214001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172402.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 6662214001 is about 81622.3866411660. The cubic root of 6662214001 is about 1881.6529525597.

Adding to 6662214001 its reverse (1004122666), we get a palindrome (7666336667).

The spelling of 6662214001 in words is "six billion, six hundred sixty-two million, two hundred fourteen thousand, one".