266064001 has 16 divisors (see below), whose sum is σ = 307486080. Its totient is φ = 225509760.

The previous prime is 266063999. The next prime is 266064031. The reversal of 266064001 is 100460662.

It is a happy number.

It is not a de Polignac number, because 266064001 - 2¹ = 266063999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266064031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403410 + ... + 404068.

It is an arithmetic number, because the mean of its divisors is an integer number (19217880).

Almost surely, 2^266064001 is an apocalyptic number.

It is an amenable number.

266064001 is a deficient number, since it is larger than the sum of its proper divisors (41422079).

266064001 is a wasteful number, since it uses less digits than its factorization.

266064001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 266064001 is about 16311.4683888361. The cubic root of 266064001 is about 643.1743345753.

The spelling of 266064001 in words is "two hundred sixty-six million, sixty-four thousand, one".