264332213126240 has 120 divisors (see below), whose sum is σ = 728522314546320. Its totient is φ = 90628187225856.

The previous prime is 264332213126237. The next prime is 264332213126327. The reversal of 264332213126240 is 42621312233462.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 343655060 + ... + 344423379.

It is an arithmetic number, because the mean of its divisors is an integer number (6071019287886).

Almost surely, 2^{264332213126240} is an apocalyptic number.

264332213126240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264332213126240 is an abundant number, since it is smaller than the sum of its proper divisors (464190101420080).

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

264332213126240 is an frugal number, since it uses more digits than its factorization.

264332213126240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688078482 (or 688078453 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 264332213126240 in words is "two hundred sixty-four trillion, three hundred thirty-two billion, two hundred thirteen million, one hundred twenty-six thousand, two hundred forty".