2727775465 has 4 divisors (see below), whose sum is σ = 3273330564. Its totient is φ = 2182220368.

The previous prime is 2727775447. The next prime is 2727775481. The reversal of 2727775465 is 5645777272.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1113423424 + 1614352041 = 33368^2 + 40179^2 .

It is a cyclic number.

It is not a de Polignac number, because 2727775465 - 2²⁷ = 2593557737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272777542 + ... + 272777551.

It is an arithmetic number, because the mean of its divisors is an integer number (818332641).

Almost surely, 2^2727775465 is an apocalyptic number.

It is an amenable number.

2727775465 is a deficient number, since it is larger than the sum of its proper divisors (545555099).

2727775465 is an equidigital number, since it uses as much as digits as its factorization.

2727775465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545555098.

The product of its digits is 5762400, while the sum is 52.

The square root of 2727775465 is about 52228.1099121919. The cubic root of 2727775465 is about 1397.2352691221.

The spelling of 2727775465 in words is "two billion, seven hundred twenty-seven million, seven hundred seventy-five thousand, four hundred sixty-five".