266632445200 has 120 divisors (see below), whose sum is σ = 705739579776. Its totient is φ = 95997120000.

The previous prime is 266632445179. The next prime is 266632445213. The reversal of 266632445200 is 2544236662.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144409 + ... + 744391.

Almost surely, 2^266632445200 is an apocalyptic number.

266632445200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266632445200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352869789888).

266632445200 is an abundant number, since it is smaller than the sum of its proper divisors (439107134576).

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

266632445200 is a wasteful number, since it uses less digits than its factorization.

266632445200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600113 (or 600102 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 266632445200 in words is "two hundred sixty-six billion, six hundred thirty-two million, four hundred forty-five thousand, two hundred".