2600201266 has 8 divisors (see below), whose sum is σ = 4200325164. Its totient is φ = 1200092880.

The previous prime is 2600201231. The next prime is 2600201287. The reversal of 2600201266 is 6621020062.

It can be written as a sum of positive squares in 2 ways, for example, as 2563295641 + 36905625 = 50629^2 + 6075^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2600201266² = 13522093247416005512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2600201266.

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 in 3 ways as a sum of consecutive naturals, for example, 50003845 + ... + 50003896.

Almost surely, 2^2600201266 is an apocalyptic number.

2600201266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2600201266 is a deficient number, since it is larger than the sum of its proper divisors (1600123898).

2600201266 is a wasteful number, since it uses less digits than its factorization.

2600201266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100007756.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2600201266 is about 50992.1686732384. The cubic root of 2600201266 is about 1375.1043475190.

The spelling of 2600201266 in words is "two billion, six hundred million, two hundred one thousand, two hundred sixty-six".