266120006 has 8 divisors (see below), whose sum is σ = 422661240. Its totient is φ = 125232928.

The previous prime is 266119963. The next prime is 266120009. The reversal of 266120006 is 600021662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266120009) 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 3 ways as a sum of consecutive naturals, for example, 3913496 + ... + 3913563.

It is an arithmetic number, because the mean of its divisors is an integer number (52832655).

Almost surely, 2^266120006 is an apocalyptic number.

266120006 is a deficient number, since it is larger than the sum of its proper divisors (156541234).

266120006 is a wasteful number, since it uses less digits than its factorization.

266120006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7827078.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 266120006 is about 16313.1850354246. The cubic root of 266120006 is about 643.2194596221.

Adding to 266120006 its reverse (600021662), we get a palindrome (866141668).

The spelling of 266120006 in words is "two hundred sixty-six million, one hundred twenty thousand, six".