2756980783 has 2 divisors, whose sum is σ = 2756980784. Its totient is φ = 2756980782.

The previous prime is 2756980711. The next prime is 2756980867. The reversal of 2756980783 is 3870896572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2756980783 - 2⁹ = 2756980271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2756980183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1378490391 + 1378490392.

It is an arithmetic number, because the mean of its divisors is an integer number (1378490392).

Almost surely, 2^2756980783 is an apocalyptic number.

2756980783 is a deficient number, since it is larger than the sum of its proper divisors (1).

2756980783 is an equidigital number, since it uses as much as digits as its factorization.

2756980783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The square root of 2756980783 is about 52506.9593768293. The cubic root of 2756980783 is about 1402.2041441557.

The spelling of 2756980783 in words is "two billion, seven hundred fifty-six million, nine hundred eighty thousand, seven hundred eighty-three".