12765262525250 has 16 divisors (see below), whose sum is σ = 23896571447736. Its totient is φ = 5106105010000.

The previous prime is 12765262525241. The next prime is 12765262525271. The reversal of 12765262525250 is 5252526256721.

It can be written as a sum of positive squares in 4 ways, for example, as 3747968225089 + 9017294300161 = 1935967^2 + 3002881^2 .

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 25530524801 + ... + 25530525300.

Almost surely, 2^{12765262525250} is an apocalyptic number.

12765262525250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12765262525250 is a deficient number, since it is larger than the sum of its proper divisors (11131308922486).

12765262525250 is an equidigital number, since it uses as much as digits as its factorization.

12765262525250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51061050118 (or 51061050108 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 50.

The spelling of 12765262525250 in words is "twelve trillion, seven hundred sixty-five billion, two hundred sixty-two million, five hundred twenty-five thousand, two hundred fifty".