2766865201 has 9 divisors (see below), whose sum is σ = 2893659321. Its totient is φ = 2645409492.

The previous prime is 2766865187. The next prime is 2766865273. The reversal of 2766865201 is 1025686672.

The square root of 2766865201 is 52601.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 2766865201 - 2¹¹ = 2766863153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2766865501) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1208680 + ... + 1210966.

Almost surely, 2^2766865201 is an apocalyptic number.

2766865201 is the 52601-st square number.

2766865201 is the 26301-st centered octagonal number.

It is an amenable number.

2766865201 is a deficient number, since it is larger than the sum of its proper divisors (126794120).

2766865201 is an frugal number, since it uses more digits than its factorization.

2766865201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4620 (or 2310 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The cubic root of 2766865201 is about 1403.8778882672.

The spelling of 2766865201 in words is "two billion, seven hundred sixty-six million, eight hundred sixty-five thousand, two hundred one".