260673464256320 has 28 divisors (see below), whose sum is σ = 620728686761124. Its totient is φ = 104269385702400.

The previous prime is 260673464256287. The next prime is 260673464256343. The reversal of 260673464256320 is 23652464376062.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30771694106176 + 229901770150144 = 5547224^2 + 15162512^2 .

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407302287581 + ... + 407302288220.

Almost surely, 2^{260673464256320} is an apocalyptic number.

260673464256320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260673464256320 is an abundant number, since it is smaller than the sum of its proper divisors (360055222504804).

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

260673464256320 is an equidigital number, since it uses as much as digits as its factorization.

260673464256320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814604575818 (or 814604575808 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 56.

The spelling of 260673464256320 in words is "two hundred sixty trillion, six hundred seventy-three billion, four hundred sixty-four million, two hundred fifty-six thousand, three hundred twenty".