274903960493 has 2 divisors, whose sum is σ = 274903960494. Its totient is φ = 274903960492.

The previous prime is 274903960469. The next prime is 274903960511. The reversal of 274903960493 is 394069309472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274562376169 + 341584324 = 523987^2 + 18482^2 .

It is a cyclic number.

It is not a de Polignac number, because 274903960493 - 2¹⁰ = 274903959469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274903960433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137451980246 + 137451980247.

It is an arithmetic number, because the mean of its divisors is an integer number (137451980247).

Almost surely, 2^274903960493 is an apocalyptic number.

It is an amenable number.

274903960493 is a deficient number, since it is larger than the sum of its proper divisors (1).

274903960493 is an equidigital number, since it uses as much as digits as its factorization.

274903960493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8817984, while the sum is 56.

The spelling of 274903960493 in words is "two hundred seventy-four billion, nine hundred three million, nine hundred sixty thousand, four hundred ninety-three".