260064066 has 64 divisors (see below), whose sum is σ = 552738816. Its totient is φ = 81475200.

The previous prime is 260064047. The next prime is 260064067. The reversal of 260064066 is 660460062.

It is not an unprimeable number, because it can be changed into a prime (260064067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 959511 + ... + 959781.

It is an arithmetic number, because the mean of its divisors is an integer number (8636544).

Almost surely, 2^260064066 is an apocalyptic number.

260064066 is an abundant number, since it is smaller than the sum of its proper divisors (292674750).

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

260064066 is a wasteful number, since it uses less digits than its factorization.

260064066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 260064066 is about 16126.5019765602. The cubic root of 260064066 is about 638.3028488526.

It can be divided in two parts, 2600 and 64066, that added together give a palindrome (66666).

The spelling of 260064066 in words is "two hundred sixty million, sixty-four thousand, sixty-six".