2780553280303 has 2 divisors, whose sum is σ = 2780553280304. Its totient is φ = 2780553280302.

The previous prime is 2780553280301. The next prime is 2780553280327. The reversal of 2780553280303 is 3030823550872.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2780553280303 - 2¹ = 2780553280301 is a prime.

Together with 2780553280301, 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 (2780553280301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1390276640151 + 1390276640152.

It is an arithmetic number, because the mean of its divisors is an integer number (1390276640152).

Almost surely, 2^{2780553280303} is an apocalyptic number.

2780553280303 is a deficient number, since it is larger than the sum of its proper divisors (1).

2780553280303 is an equidigital number, since it uses as much as digits as its factorization.

2780553280303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 2780553280303 in words is "two trillion, seven hundred eighty billion, five hundred fifty-three million, two hundred eighty thousand, three hundred three".