2753556728 has 64 divisors (see below), whose sum is σ = 5769036000. Its totient is φ = 1223373312.

The previous prime is 2753556713. The next prime is 2753556731. The reversal of 2753556728 is 8276553572.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1172051 + ... + 1174397.

Almost surely, 2^2753556728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2753556728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2884518000).

2753556728 is an abundant number, since it is smaller than the sum of its proper divisors (3015479272).

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

2753556728 is a wasteful number, since it uses less digits than its factorization.

2753556728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784 (or 2780 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 50.

The square root of 2753556728 is about 52474.3435213820. The cubic root of 2753556728 is about 1401.6234106769.

The spelling of 2753556728 in words is "two billion, seven hundred fifty-three million, five hundred fifty-six thousand, seven hundred twenty-eight".