2772725509 has 8 divisors (see below), whose sum is σ = 2899330560. Its totient is φ = 2646624816.

The previous prime is 2772725497. The next prime is 2772725513. The reversal of 2772725509 is 9055272772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2772725509 - 2⁵ = 2772725477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772725519) 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, 114822 + ... + 136855.

It is an arithmetic number, because the mean of its divisors is an integer number (362416320).

Almost surely, 2^2772725509 is an apocalyptic number.

It is an amenable number.

2772725509 is a deficient number, since it is larger than the sum of its proper divisors (126605051).

2772725509 is a wasteful number, since it uses less digits than its factorization.

2772725509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252179.

The product of its (nonzero) digits is 617400, while the sum is 46.

The square root of 2772725509 is about 52656.6758255779. The cubic root of 2772725509 is about 1404.8683419140.

The spelling of 2772725509 in words is "two billion, seven hundred seventy-two million, seven hundred twenty-five thousand, five hundred nine".