263326711225 has 6 divisors (see below), whose sum is σ = 326525121950. Its totient is φ = 210661368960.

The previous prime is 263326711213. The next prime is 263326711253. The reversal of 263326711225 is 522117623362.

It can be written as a sum of positive squares in 3 ways, for example, as 72376064784 + 190950646441 = 269028^2 + 436979^2 .

It is not a de Polignac number, because 263326711225 - 2¹⁵ = 263326678457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5266534200 + ... + 5266534249.

Almost surely, 2^263326711225 is an apocalyptic number.

263326711225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

263326711225 is a deficient number, since it is larger than the sum of its proper divisors (63198410725).

263326711225 is a wasteful number, since it uses less digits than its factorization.

263326711225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10533068459 (or 10533068454 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The spelling of 263326711225 in words is "two hundred sixty-three billion, three hundred twenty-six million, seven hundred eleven thousand, two hundred twenty-five".