2613268066 has 4 divisors (see below), whose sum is σ = 3919902102. Its totient is φ = 1306634032.

The previous prime is 2613268051. The next prime is 2613268069. The reversal of 2613268066 is 6608623162.

It is a happy number.

2613268066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2601510025 + 11758041 = 51005^2 + 3429^2 .

It is not an unprimeable number, because it can be changed into a prime (2613268069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653317015 + ... + 653317018.

Almost surely, 2^2613268066 is an apocalyptic number.

2613268066 is a deficient number, since it is larger than the sum of its proper divisors (1306634036).

2613268066 is a wasteful number, since it uses less digits than its factorization.

2613268066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306634035.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 2613268066 is about 51120.1336657094. The cubic root of 2613268066 is about 1377.4039385671.

The spelling of 2613268066 in words is "two billion, six hundred thirteen million, two hundred sixty-eight thousand, sixty-six".