2758555279 has 2 divisors, whose sum is σ = 2758555280. Its totient is φ = 2758555278.

The previous prime is 2758555277. The next prime is 2758555321. The reversal of 2758555279 is 9725558572.

2758555279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2758555279 - 2¹ = 2758555277 is a prime.

Together with 2758555277, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2758555277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1379277639 + 1379277640.

It is an arithmetic number, because the mean of its divisors is an integer number (1379277640).

Almost surely, 2^2758555279 is an apocalyptic number.

2758555279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2758555279 is an equidigital number, since it uses as much as digits as its factorization.

2758555279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8820000, while the sum is 55.

The square root of 2758555279 is about 52521.9504493121. The cubic root of 2758555279 is about 1402.4710236207.

The spelling of 2758555279 in words is "two billion, seven hundred fifty-eight million, five hundred fifty-five thousand, two hundred seventy-nine".