2552780273 has 2 divisors, whose sum is σ = 2552780274. Its totient is φ = 2552780272.

The previous prime is 2552780261. The next prime is 2552780291. The reversal of 2552780273 is 3720872552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1858299664 + 694480609 = 43108^2 + 26353^2 .

It is a cyclic number.

It is not a de Polignac number, because 2552780273 - 2¹⁰ = 2552779249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2552780273.

It is not a weakly prime, because it can be changed into another prime (2552780173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276390136 + 1276390137.

It is an arithmetic number, because the mean of its divisors is an integer number (1276390137).

Almost surely, 2^2552780273 is an apocalyptic number.

It is an amenable number.

2552780273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552780273 is an equidigital number, since it uses as much as digits as its factorization.

2552780273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 41.

The square root of 2552780273 is about 50525.0459970102. The cubic root of 2552780273 is about 1366.6935507369.

The spelling of 2552780273 in words is "two billion, five hundred fifty-two million, seven hundred eighty thousand, two hundred seventy-three".