2755979565 has 32 divisors (see below), whose sum is σ = 4671841536. Its totient is φ = 1382538240.

The previous prime is 2755979557. The next prime is 2755979609. The reversal of 2755979565 is 5659795572.

It is not a de Polignac number, because 2755979565 - 2³ = 2755979557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2755979499 and 2755979508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 696984 + ... + 700926.

It is an arithmetic number, because the mean of its divisors is an integer number (145995048).

Almost surely, 2^2755979565 is an apocalyptic number.

It is an amenable number.

2755979565 is a deficient number, since it is larger than the sum of its proper divisors (1915861971).

2755979565 is a wasteful number, since it uses less digits than its factorization.

2755979565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6709.

The product of its digits is 29767500, while the sum is 60.

The square root of 2755979565 is about 52497.4243653915. The cubic root of 2755979565 is about 1402.0343833291.

The spelling of 2755979565 in words is "two billion, seven hundred fifty-five million, nine hundred seventy-nine thousand, five hundred sixty-five".