274849732769 has 2 divisors, whose sum is σ = 274849732770. Its totient is φ = 274849732768.

The previous prime is 274849732687. The next prime is 274849732777. The reversal of 274849732769 is 967237948472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248864292769 + 25985440000 = 498863^2 + 161200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-274849732769 is a prime.

It is a super-2 number, since 2×274849732769² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 274849732699 and 274849732708.

It is not a weakly prime, because it can be changed into another prime (274849702769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137424866384 + 137424866385.

It is an arithmetic number, because the mean of its divisors is an integer number (137424866385).

Almost surely, 2^274849732769 is an apocalyptic number.

It is an amenable number.

274849732769 is a deficient number, since it is larger than the sum of its proper divisors (1).

274849732769 is an equidigital number, since it uses as much as digits as its factorization.

274849732769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 256048128, while the sum is 68.

The spelling of 274849732769 in words is "two hundred seventy-four billion, eight hundred forty-nine million, seven hundred thirty-two thousand, seven hundred sixty-nine".