266702050220352 has 896 divisors, whose sum is σ = 764129920942080. Its totient is φ = 81953399808000.

The previous prime is 266702050220351. The next prime is 266702050220357. The reversal of 266702050220352 is 253022050207662.

It is a super-2 number, since 2×266702050220352² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266702050220351) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 868736319783 + ... + 868736320089.

It is an arithmetic number, because the mean of its divisors is an integer number (852823572480).

Almost surely, 2^{266702050220352} 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 266702050220352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (382064960471040).

266702050220352 is an abundant number, since it is smaller than the sum of its proper divisors (497427870721728).

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

266702050220352 is a wasteful number, since it uses less digits than its factorization.

266702050220352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 881 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 266702050220352 in words is "two hundred sixty-six trillion, seven hundred two billion, fifty million, two hundred twenty thousand, three hundred fifty-two".