263460748212676 has 81 divisors (see below), whose sum is σ = 555476598749709. Its totient is φ = 109015513752096.

The previous prime is 263460748212671. The next prime is 263460748212719. The reversal of 263460748212676 is 676212847064362.

The square root of 263460748212676 is 16231474.

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

It can be written as a sum of positive squares in only one way, i.e., 138152425638276 + 125308322574400 = 11753826^2 + 11194120^2 .

It is not an unprimeable number, because it can be changed into a prime (263460748212671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6589958455 + ... + 6589998433.

Almost surely, 2^{263460748212676} is an apocalyptic number.

263460748212676 is the 16231474-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263460748212676

263460748212676 is an abundant number, since it is smaller than the sum of its proper divisors (292015850537033).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263460748212676 is an frugal number, since it uses more digits than its factorization.

263460748212676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80034 (or 40017 counting only the distinct ones).

The product of its (nonzero) digits is 195084288, while the sum is 64.

The spelling of 263460748212676 in words is "two hundred sixty-three trillion, four hundred sixty billion, seven hundred forty-eight million, two hundred twelve thousand, six hundred seventy-six".