2620026266 has 24 divisors (see below), whose sum is σ = 4642484544. Its totient is φ = 1099310160.

The previous prime is 2620026263. The next prime is 2620026293. The reversal of 2620026266 is 6626200262.

2620026266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2620026263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348626 + ... + 356061.

It is an arithmetic number, because the mean of its divisors is an integer number (193436856).

Almost surely, 2^2620026266 is an apocalyptic number.

2620026266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2620026266 is a deficient number, since it is larger than the sum of its proper divisors (2022458278).

2620026266 is a wasteful number, since it uses less digits than its factorization.

2620026266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704726 (or 704713 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 2620026266 is about 51186.1921420221. The cubic root of 2620026266 is about 1378.5902894080.

The spelling of 2620026266 in words is "two billion, six hundred twenty million, twenty-six thousand, two hundred sixty-six".