266057051022100 has 144 divisors (see below), whose sum is σ = 624980540032576. Its totient is φ = 97727212800000.

The previous prime is 266057051022053. The next prime is 266057051022247. The reversal of 266057051022100 is 1220150750662.

It is a self number, because there is not a number n which added to its sum of digits gives 266057051022100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 617233852 + ... + 617664748.

Almost surely, 2^{266057051022100} is an apocalyptic number.

266057051022100 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 266057051022100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312490270016288).

266057051022100 is an abundant number, since it is smaller than the sum of its proper divisors (358923489010476).

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

266057051022100 is a wasteful number, since it uses less digits than its factorization.

266057051022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433386 (or 433379 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 266057051022100 in words is "two hundred sixty-six trillion, fifty-seven billion, fifty-one million, twenty-two thousand, one hundred".