266376043604160 has 672 divisors, whose sum is σ = 1124717096256000. Its totient is φ = 57681424926720.

The previous prime is 266376043604159. The next prime is 266376043604161. The reversal of 266376043604160 is 61406340673662.

266376043604160 is a `hidden beast` number, since 2 + 6 + 63 + 7 + 60 + 4 + 360 + 4 + 160 = 666.

It is an interprime number because it is at equal distance from previous prime (266376043604159) and next prime (266376043604161).

It is a tau number, because it is divible by the number of its divisors (672).

It is a junction number, because it is equal to n+sod(n) for n = 266376043604097 and 266376043604106.

It is not an unprimeable number, because it can be changed into a prime (266376043604161) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11672775 + ... + 25865145.

Almost surely, 2^{266376043604160} is an apocalyptic number.

266376043604160 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 266376043604160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (562358548128000).

266376043604160 is an abundant number, since it is smaller than the sum of its proper divisors (858341052651840).

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

266376043604160 is a wasteful number, since it uses less digits than its factorization.

266376043604160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14192434 (or 14192407 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 54.

The spelling of 266376043604160 in words is "two hundred sixty-six trillion, three hundred seventy-six billion, forty-three million, six hundred four thousand, one hundred sixty".