264345210064 has 20 divisors (see below), whose sum is σ = 551566448356. Its totient is φ = 122005481472.

The previous prime is 264345210043. The next prime is 264345210113. The reversal of 264345210064 is 460012543462.

264345210064 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 131412050064 + 132933160000 = 362508^2 + 364600^2 .

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 3 ways as a sum of consecutive naturals, for example, 635445009 + ... + 635445424.

Almost surely, 2^264345210064 is an apocalyptic number.

It is an amenable number.

264345210064 is an abundant number, since it is smaller than the sum of its proper divisors (287221238292).

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

264345210064 is a wasteful number, since it uses less digits than its factorization.

264345210064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270890454 (or 1270890448 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 264345210064 in words is "two hundred sixty-four billion, three hundred forty-five million, two hundred ten thousand, sixty-four".