266214836160 has 1512 divisors, whose sum is σ = 1193147268768. Its totient is φ = 53996544000.

The previous prime is 266214836149. The next prime is 266214836189. The reversal of 266214836160 is 61638412662.

266214836160 is a `hidden beast` number, since 2 + 6 + 6 + 2 + 1 + 483 + 6 + 160 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 1763012085 + ... + 1763012235.

It is an arithmetic number, because the mean of its divisors is an integer number (789118564).

Almost surely, 2^266214836160 is an apocalyptic number.

266214836160 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 266214836160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596573634384).

266214836160 is an abundant number, since it is smaller than the sum of its proper divisors (926932432608).

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

266214836160 is a wasteful number, since it uses less digits than its factorization.

266214836160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 266214836160 in words is "two hundred sixty-six billion, two hundred fourteen million, eight hundred thirty-six thousand, one hundred sixty".