266402264600 has 48 divisors (see below), whose sum is σ = 619420830720. Its totient is φ = 106554787200.

The previous prime is 266402264593. The next prime is 266402264621. The reversal of 266402264600 is 6462204662.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5339369 + ... + 5389031.

It is an arithmetic number, because the mean of its divisors is an integer number (12904600640).

Almost surely, 2^266402264600 is an apocalyptic number.

266402264600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266402264600 is an abundant number, since it is smaller than the sum of its proper divisors (353018566120).

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

266402264600 is a wasteful number, since it uses less digits than its factorization.

266402264600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76500 (or 76491 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 266402264600 in words is "two hundred sixty-six billion, four hundred two million, two hundred sixty-four thousand, six hundred".