264973438912 has 112 divisors (see below), whose sum is σ = 647437335552. Its totient is φ = 104777579520.

The previous prime is 264973438867. The next prime is 264973438913. The reversal of 264973438912 is 219834379462.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264973438913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14801487 + ... + 14819377.

It is an arithmetic number, because the mean of its divisors is an integer number (5780690496).

Almost surely, 2^264973438912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264973438912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323718667776).

264973438912 is an abundant number, since it is smaller than the sum of its proper divisors (382463896640).

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

264973438912 is a wasteful number, since it uses less digits than its factorization.

264973438912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20466 (or 20456 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 58.

The spelling of 264973438912 in words is "two hundred sixty-four billion, nine hundred seventy-three million, four hundred thirty-eight thousand, nine hundred twelve".