2765161366 has 16 divisors (see below), whose sum is σ = 4529504448. Its totient is φ = 1255587400.

The previous prime is 2765161337. The next prime is 2765161369. The reversal of 2765161366 is 6631615672.

It is a super-2 number, since 2×2765161366² = 15292234760037971912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2765161369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43360 + ... + 86083.

It is an arithmetic number, because the mean of its divisors is an integer number (283094028).

Almost surely, 2^2765161366 is an apocalyptic number.

2765161366 is a deficient number, since it is larger than the sum of its proper divisors (1764343082).

2765161366 is a wasteful number, since it uses less digits than its factorization.

2765161366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130427.

The product of its digits is 272160, while the sum is 43.

The square root of 2765161366 is about 52584.8016635986. The cubic root of 2765161366 is about 1403.5896598608.

The spelling of 2765161366 in words is "two billion, seven hundred sixty-five million, one hundred sixty-one thousand, three hundred sixty-six".