2755729444 has 36 divisors (see below), whose sum is σ = 5516990164. Its totient is φ = 1197052416.

The previous prime is 2755729411. The next prime is 2755729453. The reversal of 2755729444 is 4449275572.

It can be written as a sum of positive squares in 6 ways, for example, as 201640000 + 2554089444 = 14200^2 + 50538^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76659 + ... + 106714.

Almost surely, 2^2755729444 is an apocalyptic number.

It is an amenable number.

2755729444 is an abundant number, since it is smaller than the sum of its proper divisors (2761260720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2755729444 is a wasteful number, since it uses less digits than its factorization.

2755729444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183424 (or 183405 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 49.

The square root of 2755729444 is about 52495.0420897060. The cubic root of 2755729444 is about 1401.9919678173.

The spelling of 2755729444 in words is "two billion, seven hundred fifty-five million, seven hundred twenty-nine thousand, four hundred forty-four".