264902248720 has 20 divisors (see below), whose sum is σ = 615897728460. Its totient is φ = 105960899456.

The previous prime is 264902248717. The next prime is 264902248733. The reversal of 264902248720 is 27842209462.

264902248720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 138669843456 + 126232405264 = 372384^2 + 355292^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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 3 ways as a sum of consecutive naturals, for example, 1655638975 + ... + 1655639134.

It is an arithmetic number, because the mean of its divisors is an integer number (30794886423).

Almost surely, 2^264902248720 is an apocalyptic number.

264902248720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264902248720 is an abundant number, since it is smaller than the sum of its proper divisors (350995479740).

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

264902248720 is a wasteful number, since it uses less digits than its factorization.

264902248720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311278122 (or 3311278116 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 264902248720 in words is "two hundred sixty-four billion, nine hundred two million, two hundred forty-eight thousand, seven hundred twenty".