274551304813 has 2 divisors, whose sum is σ = 274551304814. Its totient is φ = 274551304812.

The previous prime is 274551304751. The next prime is 274551304829. The reversal of 274551304813 is 318403155472.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201998111364 + 72553193449 = 449442^2 + 269357^2 .

It is a cyclic number.

It is not a de Polignac number, because 274551304813 - 2⁹ = 274551304301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 274551304813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274551304213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137275652406 + 137275652407.

It is an arithmetic number, because the mean of its divisors is an integer number (137275652407).

Almost surely, 2^274551304813 is an apocalyptic number.

It is an amenable number.

274551304813 is a deficient number, since it is larger than the sum of its proper divisors (1).

274551304813 is an equidigital number, since it uses as much as digits as its factorization.

274551304813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 274551304813 in words is "two hundred seventy-four billion, five hundred fifty-one million, three hundred four thousand, eight hundred thirteen".