266164601300 has 72 divisors (see below), whose sum is σ = 643454779800. Its totient is φ = 94887313920.

The previous prime is 266164601251. The next prime is 266164601303. The reversal of 266164601300 is 3106461662.

It can be written as a sum of positive squares in 12 ways, for example, as 148080275344 + 118084325956 = 384812^2 + 343634^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266164601303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3492335 + ... + 3567734.

Almost surely, 2^266164601300 is an apocalyptic number.

266164601300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266164601300 is an abundant number, since it is smaller than the sum of its proper divisors (377290178500).

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

266164601300 is a wasteful number, since it uses less digits than its factorization.

266164601300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7060125 (or 7060118 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 266164601300 in words is "two hundred sixty-six billion, one hundred sixty-four million, six hundred one thousand, three hundred".