2126026266 has 64 divisors (see below), whose sum is σ = 5238971136. Its totient is φ = 560102400.

The previous prime is 2126026249. The next prime is 2126026271. The reversal of 2126026266 is 6626206212.

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 31 ways as a sum of consecutive naturals, for example, 741676 + ... + 744536.

It is an arithmetic number, because the mean of its divisors is an integer number (81858924).

Almost surely, 2^2126026266 is an apocalyptic number.

2126026266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2126026266 is an abundant number, since it is smaller than the sum of its proper divisors (3112944870).

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

2126026266 is a wasteful number, since it uses less digits than its factorization.

2126026266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4247.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 2126026266 is about 46108.8523604741. The cubic root of 2126026266 is about 1285.8477282061.

The spelling of 2126026266 in words is "two billion, one hundred twenty-six million, twenty-six thousand, two hundred sixty-six".