2626906266 has 96 divisors (see below), whose sum is σ = 6115824000. Its totient is φ = 812021760.

The previous prime is 2626906253. The next prime is 2626906267. The reversal of 2626906266 is 6626096262.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2626906267) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10899906 + ... + 10900146.

It is an arithmetic number, because the mean of its divisors is an integer number (63706500).

Almost surely, 2^2626906266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2626906266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3057912000).

2626906266 is an abundant number, since it is smaller than the sum of its proper divisors (3488917734).

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

2626906266 is a wasteful number, since it uses less digits than its factorization.

2626906266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The square root of 2626906266 is about 51253.3537049040. The cubic root of 2626906266 is about 1379.7959276055.

The spelling of 2626906266 in words is "two billion, six hundred twenty-six million, nine hundred six thousand, two hundred sixty-six".