264046661652 has 48 divisors (see below), whose sum is σ = 628939225152. Its totient is φ = 86189026560.

The previous prime is 264046661621. The next prime is 264046661663. The reversal of 264046661652 is 256166640462.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 67078 + ... + 729789.

It is an arithmetic number, because the mean of its divisors is an integer number (13102900524).

Almost surely, 2^264046661652 is an apocalyptic number.

It is an amenable number.

264046661652 is an abundant number, since it is smaller than the sum of its proper divisors (364892563500).

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

264046661652 is a wasteful number, since it uses less digits than its factorization.

264046661652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797448 (or 797446 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 264046661652 in words is "two hundred sixty-four billion, forty-six million, six hundred sixty-one thousand, six hundred fifty-two".