269744489077 has 12 divisors (see below), whose sum is σ = 314004070380. Its totient is φ = 231047703936.

The previous prime is 269744489041. The next prime is 269744489083. The reversal of 269744489077 is 770984447962.

269744489077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 21327973681 + 248416515396 = 146041^2 + 498414^2 .

It is a de Polignac number, because none of the positive numbers 2^k-269744489077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (269744489177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1856148 + ... + 1996189.

It is an arithmetic number, because the mean of its divisors is an integer number (26167005865).

Almost surely, 2^269744489077 is an apocalyptic number.

It is an amenable number.

269744489077 is a deficient number, since it is larger than the sum of its proper divisors (44259581303).

269744489077 is a wasteful number, since it uses less digits than its factorization.

269744489077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853780 (or 3853773 counting only the distinct ones).

The product of its (nonzero) digits is 170698752, while the sum is 67.

The spelling of 269744489077 in words is "two hundred sixty-nine billion, seven hundred forty-four million, four hundred eighty-nine thousand, seventy-seven".