264064239485 has 16 divisors (see below), whose sum is σ = 318686270400. Its totient is φ = 210045559296.

The previous prime is 264064239437. The next prime is 264064239541. The reversal of 264064239485 is 584932460462.

It is a cyclic number.

It is not a de Polignac number, because 264064239485 - 2¹⁰ = 264064238461 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11244686 + ... + 11268144.

It is an arithmetic number, because the mean of its divisors is an integer number (19917891900).

Almost surely, 2^264064239485 is an apocalyptic number.

It is an amenable number.

264064239485 is a deficient number, since it is larger than the sum of its proper divisors (54622030915).

264064239485 is a wasteful number, since it uses less digits than its factorization.

264064239485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36220.

The product of its (nonzero) digits is 9953280, while the sum is 53.

The spelling of 264064239485 in words is "two hundred sixty-four billion, sixty-four million, two hundred thirty-nine thousand, four hundred eighty-five".