264568500941 has 4 divisors (see below), whose sum is σ = 264587921052. Its totient is φ = 264549080832.

The previous prime is 264568500899. The next prime is 264568501033. The reversal of 264568500941 is 149005865462.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 149005865462 = 2 ⋅74502932731.

It can be written as a sum of positive squares in 2 ways, for example, as 146195346025 + 118373154916 = 382355^2 + 344054^2 .

It is a cyclic number.

It is not a de Polignac number, because 264568500941 - 2¹⁸ = 264568238797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 264568500941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264568500041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9689606 + ... + 9716871.

It is an arithmetic number, because the mean of its divisors is an integer number (66146980263).

Almost surely, 2^264568500941 is an apocalyptic number.

It is an amenable number.

264568500941 is a deficient number, since it is larger than the sum of its proper divisors (19420111).

264568500941 is a wasteful number, since it uses less digits than its factorization.

264568500941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19420110.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 264568500941 in words is "two hundred sixty-four billion, five hundred sixty-eight million, five hundred thousand, nine hundred forty-one".