274220670869 has 2 divisors, whose sum is σ = 274220670870. Its totient is φ = 274220670868.

The previous prime is 274220670833. The next prime is 274220670877. The reversal of 274220670869 is 968076022472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259373248369 + 14847422500 = 509287^2 + 121850^2 .

It is a cyclic number.

It is not a de Polignac number, because 274220670869 - 2⁸ = 274220670613 is a prime.

It is a super-5 number, since 5×274220670869⁵ (a number of 58 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 274220670869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274220676869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137110335434 + 137110335435.

It is an arithmetic number, because the mean of its divisors is an integer number (137110335435).

Almost surely, 2^274220670869 is an apocalyptic number.

It is an amenable number.

274220670869 is a deficient number, since it is larger than the sum of its proper divisors (1).

274220670869 is an equidigital number, since it uses as much as digits as its factorization.

274220670869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 274220670869 in words is "two hundred seventy-four billion, two hundred twenty million, six hundred seventy thousand, eight hundred sixty-nine".