2756122672 has 20 divisors (see below), whose sum is σ = 5621040280. Its totient is φ = 1305531648.

The previous prime is 2756122667. The next prime is 2756122717. The reversal of 2756122672 is 2762216572.

It is a super-2 number, since 2×2756122672² = 15192424366224839168, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4532793 + ... + 4533400.

It is an arithmetic number, because the mean of its divisors is an integer number (281052014).

Almost surely, 2^2756122672 is an apocalyptic number.

It is an amenable number.

2756122672 is an abundant number, since it is smaller than the sum of its proper divisors (2864917608).

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

2756122672 is a wasteful number, since it uses less digits than its factorization.

2756122672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9066220 (or 9066214 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 2756122672 is about 52498.7873383757. The cubic root of 2756122672 is about 1402.0586502557.

The spelling of 2756122672 in words is "two billion, seven hundred fifty-six million, one hundred twenty-two thousand, six hundred seventy-two".