266483556925 has 12 divisors (see below), whose sum is σ = 330539453620. Its totient is φ = 213122430720.

The previous prime is 266483556851. The next prime is 266483556929. The reversal of 266483556925 is 529655384662.

266483556925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 13532901561 + 252950655364 = 116331^2 + 502942^2 .

It is not a de Polignac number, because 266483556925 - 2⁹ = 266483556413 is a prime.

It is a super-2 number, since 2×266483556925² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266483556929) 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 11 ways as a sum of consecutive naturals, for example, 1525890 + ... + 1691539.

Almost surely, 2^266483556925 is an apocalyptic number.

266483556925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

266483556925 is a deficient number, since it is larger than the sum of its proper divisors (64055896695).

266483556925 is a wasteful number, since it uses less digits than its factorization.

266483556925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3220752 (or 3220747 counting only the distinct ones).

The product of its digits is 93312000, while the sum is 61.

The spelling of 266483556925 in words is "two hundred sixty-six billion, four hundred eighty-three million, five hundred fifty-six thousand, nine hundred twenty-five".