2600855006 has 4 divisors (see below), whose sum is σ = 3901282512. Its totient is φ = 1300427502.

The previous prime is 2600855003. The next prime is 2600855009. The reversal of 2600855006 is 6005580062.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6005580062 = 2 ⋅3002790031.

It is an interprime number because it is at equal distance from previous prime (2600855003) and next prime (2600855009).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2600855003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650213750 + ... + 650213753.

It is an arithmetic number, because the mean of its divisors is an integer number (975320628).

Almost surely, 2^2600855006 is an apocalyptic number.

2600855006 is a deficient number, since it is larger than the sum of its proper divisors (1300427506).

2600855006 is a wasteful number, since it uses less digits than its factorization.

2600855006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300427505.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 2600855006 is about 50998.5784703848. The cubic root of 2600855006 is about 1375.2195803152.

The spelling of 2600855006 in words is "two billion, six hundred million, eight hundred fifty-five thousand, six".