2600020006 has 4 divisors (see below), whose sum is σ = 3900030012. Its totient is φ = 1300010002.

The previous prime is 2600019979. The next prime is 2600020013. The reversal of 2600020006 is 6000200062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6000200062 = 2 ⋅3000100031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650005000 + ... + 650005003.

It is an arithmetic number, because the mean of its divisors is an integer number (975007503).

Almost surely, 2^2600020006 is an apocalyptic number.

2600020006 is a deficient number, since it is larger than the sum of its proper divisors (1300010006).

2600020006 is a wasteful number, since it uses less digits than its factorization.

2600020006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300010005.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2600020006 is about 50990.3913105205. The cubic root of 2600020006 is about 1375.0723939404.

Adding to 2600020006 its reverse (6000200062), we get a palindrome (8600220068).

The spelling of 2600020006 in words is "two billion, six hundred million, twenty thousand, six".