2945068066 has 16 divisors (see below), whose sum is σ = 4765717944. Its totient is φ = 1359764224.

The previous prime is 2945068043. The next prime is 2945068067. The reversal of 2945068066 is 6608605492.

It can be written as a sum of positive squares in 4 ways, for example, as 2862785025 + 82283041 = 53505^2 + 9071^2 .

It is not an unprimeable number, because it can be changed into a prime (2945068067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815365 + ... + 818968.

Almost surely, 2^2945068066 is an apocalyptic number.

2945068066 is a deficient number, since it is larger than the sum of its proper divisors (1820649878).

2945068066 is a wasteful number, since it uses less digits than its factorization.

2945068066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634405.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 2945068066 is about 54268.4813312479. The cubic root of 2945068066 is about 1433.3924486285.

The spelling of 2945068066 in words is "two billion, nine hundred forty-five million, sixty-eight thousand, sixty-six".