265499050756 has 27 divisors (see below), whose sum is σ = 473652661503. Its totient is φ = 130218023520.

The previous prime is 265499050727. The next prime is 265499050771. The reversal of 265499050756 is 657050994562.

The square root of 265499050756 is 515266.

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

It can be written as a sum of positive squares in 4 ways, for example, as 117107684100 + 148391366656 = 342210^2 + 385216^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

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 265499050756.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 54615766 + ... + 54620626.

Almost surely, 2^265499050756 is an apocalyptic number.

265499050756 is the 515266-th square number.

It is an amenable number.

265499050756 is a deficient number, since it is larger than the sum of its proper divisors (208153610747).

265499050756 is an frugal number, since it uses more digits than its factorization.

265499050756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9832 (or 4916 counting only the distinct ones).

The product of its (nonzero) digits is 20412000, while the sum is 58.

The spelling of 265499050756 in words is "two hundred sixty-five billion, four hundred ninety-nine million, fifty thousand, seven hundred fifty-six".