274991890009 has 2 divisors, whose sum is σ = 274991890010. Its totient is φ = 274991890008.

The previous prime is 274991890007. The next prime is 274991890039. The reversal of 274991890009 is 900098199472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 268365441600 + 6626448409 = 518040^2 + 81403^2 .

It is a cyclic number.

It is not a de Polignac number, because 274991890009 - 2¹ = 274991890007 is a prime.

Together with 274991890007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (274991890007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137495945004 + 137495945005.

It is an arithmetic number, because the mean of its divisors is an integer number (137495945005).

Almost surely, 2^274991890009 is an apocalyptic number.

It is an amenable number.

274991890009 is a deficient number, since it is larger than the sum of its proper divisors (1).

274991890009 is an equidigital number, since it uses as much as digits as its factorization.

274991890009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 58.

The spelling of 274991890009 in words is "two hundred seventy-four billion, nine hundred ninety-one million, eight hundred ninety thousand, nine".