260873734564 has 27 divisors (see below), whose sum is σ = 481857352641. Its totient is φ = 123562575360.

The previous prime is 260873734547. The next prime is 260873734567. The reversal of 260873734564 is 465437378062.

It is a happy number.

The square root of 260873734564 is 510758.

It is a perfect power (a square), and thus also a powerful number.

260873734564 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 only one way, i.e., 35970156964 + 224903577600 = 189658^2 + 474240^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260873734567) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 19402084 + ... + 19415524.

Almost surely, 2^260873734564 is an apocalyptic number.

260873734564 is the 510758-th square number.

It is an amenable number.

260873734564 is a deficient number, since it is larger than the sum of its proper divisors (220983618077).

260873734564 is an frugal number, since it uses more digits than its factorization.

260873734564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26924 (or 13462 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 55.

The spelling of 260873734564 in words is "two hundred sixty billion, eight hundred seventy-three million, seven hundred thirty-four thousand, five hundred sixty-four".