6261250266 has 48 divisors (see below), whose sum is σ = 14084467488. Its totient is φ = 2084713200.

The previous prime is 6261250243. The next prime is 6261250271. The reversal of 6261250266 is 6620521626.

6261250266 is a `hidden beast` number, since 626 + 1 + 2 + 5 + 0 + 26 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6261250266.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 450481 + ... + 464171.

It is an arithmetic number, because the mean of its divisors is an integer number (293426406).

Almost surely, 2^6261250266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6261250266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7042233744).

6261250266 is an abundant number, since it is smaller than the sum of its proper divisors (7823217222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6261250266 is a wasteful number, since it uses less digits than its factorization.

6261250266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14649 (or 14637 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 6261250266 is about 79128.0624431055. The cubic root of 6261250266 is about 1843.1203224072.

The spelling of 6261250266 in words is "six billion, two hundred sixty-one million, two hundred fifty thousand, two hundred sixty-six".