266214051 has 12 divisors (see below), whose sum is σ = 387299640. Its totient is φ = 176198400.

The previous prime is 266214043. The next prime is 266214089. The reversal of 266214051 is 150412662.

It is not a de Polignac number, because 266214051 - 2³ = 266214043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (266214031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105150 + ... + 107651.

It is an arithmetic number, because the mean of its divisors is an integer number (32274970).

Almost surely, 2^266214051 is an apocalyptic number.

266214051 is a deficient number, since it is larger than the sum of its proper divisors (121085589).

266214051 is a wasteful number, since it uses less digits than its factorization.

266214051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212946 (or 212943 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 266214051 is about 16316.0672651224. The cubic root of 266214051 is about 643.2952204923.

The spelling of 266214051 in words is "two hundred sixty-six million, two hundred fourteen thousand, fifty-one".