2748783677 has 2 divisors, whose sum is σ = 2748783678. Its totient is φ = 2748783676.

The previous prime is 2748783649. The next prime is 2748783689. The reversal of 2748783677 is 7763878472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2567854276 + 180929401 = 50674^2 + 13451^2 .

It is a cyclic number.

It is not a de Polignac number, because 2748783677 - 2¹⁰ = 2748782653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2748783577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1374391838 + 1374391839.

It is an arithmetic number, because the mean of its divisors is an integer number (1374391839).

Almost surely, 2^2748783677 is an apocalyptic number.

It is an amenable number.

2748783677 is a deficient number, since it is larger than the sum of its proper divisors (1).

2748783677 is an equidigital number, since it uses as much as digits as its factorization.

2748783677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22127616, while the sum is 59.

The square root of 2748783677 is about 52428.8439410979. The cubic root of 2748783677 is about 1400.8130782072.

The spelling of 2748783677 in words is "two billion, seven hundred forty-eight million, seven hundred eighty-three thousand, six hundred seventy-seven".