265541466 has 16 divisors (see below), whose sum is σ = 531345888. Its totient is φ = 88470000.

The previous prime is 265541453. The next prime is 265541527. The reversal of 265541466 is 664145562.

265541466 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3676 + ... + 23336.

It is an arithmetic number, because the mean of its divisors is an integer number (33209118).

Almost surely, 2^265541466 is an apocalyptic number.

265541466 is an abundant number, since it is smaller than the sum of its proper divisors (265804422).

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

265541466 is a wasteful number, since it uses less digits than its factorization.

265541466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21917.

The product of its digits is 172800, while the sum is 39.

The square root of 265541466 is about 16295.4431053592. The cubic root of 265541466 is about 642.7530056783.

The spelling of 265541466 in words is "two hundred sixty-five million, five hundred forty-one thousand, four hundred sixty-six".