269726499904 has 21 divisors (see below), whose sum is σ = 535246768087. Its totient is φ = 134861172544.

The previous prime is 269726499901. The next prime is 269726499907. The reversal of 269726499904 is 409994627962.

The square root of 269726499904 is 519352.

It is a perfect power (a square), and thus also a powerful number.

269726499904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (269726499901) and next prime (269726499907).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 269726499904.

It is not an unprimeable number, because it can be changed into a prime (269726499901) 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 2 ways as a sum of consecutive naturals, for example, 4122357 + ... + 4187275.

Almost surely, 2^269726499904 is an apocalyptic number.

269726499904 is the 519352-nd square number.

It is an amenable number.

269726499904 is a deficient number, since it is larger than the sum of its proper divisors (265520268183).

269726499904 is an frugal number, since it uses more digits than its factorization.

269726499904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129850 (or 64921 counting only the distinct ones).

The product of its (nonzero) digits is 105815808, while the sum is 67.

The spelling of 269726499904 in words is "two hundred sixty-nine billion, seven hundred twenty-six million, four hundred ninety-nine thousand, nine hundred four".