266703225048 has 288 divisors, whose sum is σ = 819587386800. Its totient is φ = 81206820864.

The previous prime is 266703225031. The next prime is 266703225049. The reversal of 266703225048 is 840522307662.

266703225048 is a `hidden beast` number, since 266 + 70 + 32 + 250 + 48 = 666.

It is a super-2 number, since 2×266703225048² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266703224994 and 266703225012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266703225049) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 31863808 + ... + 31872176.

Almost surely, 2^266703225048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266703225048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409793693400).

266703225048 is an abundant number, since it is smaller than the sum of its proper divisors (552884161752).

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

266703225048 is a wasteful number, since it uses less digits than its factorization.

266703225048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8513 (or 8484 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 266703225048 in words is "two hundred sixty-six billion, seven hundred three million, two hundred twenty-five thousand, forty-eight".