264942744869 has 16 divisors (see below), whose sum is σ = 297459670464. Its totient is φ = 233895782400.

The previous prime is 264942744853. The next prime is 264942744887. The reversal of 264942744869 is 968447249462.

It is not a de Polignac number, because 264942744869 - 2⁴ = 264942744853 is a prime.

It is a super-2 number, since 2×264942744869² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264942444869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1537052 + ... + 1700709.

It is an arithmetic number, because the mean of its divisors is an integer number (18591229404).

Almost surely, 2^264942744869 is an apocalyptic number.

It is an amenable number.

264942744869 is a deficient number, since it is larger than the sum of its proper divisors (32516925595).

264942744869 is a wasteful number, since it uses less digits than its factorization.

264942744869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237988.

The product of its digits is 167215104, while the sum is 65.

The spelling of 264942744869 in words is "two hundred sixty-four billion, nine hundred forty-two million, seven hundred forty-four thousand, eight hundred sixty-nine".