260304375321664 has 56 divisors (see below), whose sum is σ = 530505597999128. Its totient is φ = 126633720176640.

The previous prime is 260304375321611. The next prime is 260304375321719. The reversal of 260304375321664 is 466123573403062.

260304375321664 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 4 ways, for example, as 67999814440000 + 192304560881664 = 8246200^2 + 13867392^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502848952 + ... + 503366344.

Almost surely, 2^{260304375321664} is an apocalyptic number.

It is an amenable number.

260304375321664 is an abundant number, since it is smaller than the sum of its proper divisors (270201222677464).

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

260304375321664 is a wasteful number, since it uses less digits than its factorization.

260304375321664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729903 (or 729893 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 52.

The spelling of 260304375321664 in words is "two hundred sixty trillion, three hundred four billion, three hundred seventy-five million, three hundred twenty-one thousand, six hundred sixty-four".