2755519809 has 16 divisors (see below), whose sum is σ = 4206259200. Its totient is φ = 1571818320.

The previous prime is 2755519801. The next prime is 2755519843. The reversal of 2755519809 is 9089155572.

It is not a de Polignac number, because 2755519809 - 2³ = 2755519801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2755519801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102909 + ... + 126890.

It is an arithmetic number, because the mean of its divisors is an integer number (262891200).

Almost surely, 2^2755519809 is an apocalyptic number.

It is an amenable number.

2755519809 is a deficient number, since it is larger than the sum of its proper divisors (1450739391).

2755519809 is a wasteful number, since it uses less digits than its factorization.

2755519809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230380.

The product of its (nonzero) digits is 1134000, while the sum is 51.

The square root of 2755519809 is about 52493.0453393590. The cubic root of 2755519809 is about 1401.9564159431.

The spelling of 2755519809 in words is "two billion, seven hundred fifty-five million, five hundred nineteen thousand, eight hundred nine".