260480599129 has 9 divisors (see below), whose sum is σ = 266165168437. Its totient is φ = 254914981564.

The previous prime is 260480599121. The next prime is 260480599147. The reversal of 260480599129 is 921995084062.

The square root of 260480599129 is 510373.

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

260480599129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 260480599129 - 2³ = 260480599121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 260480599129.

It is not an unprimeable number, because it can be changed into a prime (260480599121) 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, 23982102 + ... + 23992960.

Almost surely, 2^260480599129 is an apocalyptic number.

260480599129 is the 510373-rd square number.

260480599129 is the 255187-th centered octagonal number.

It is an amenable number.

260480599129 is a deficient number, since it is larger than the sum of its proper divisors (5684569308).

260480599129 is an frugal number, since it uses more digits than its factorization.

260480599129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21812 (or 10906 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 260480599129 in words is "two hundred sixty billion, four hundred eighty million, five hundred ninety-nine thousand, one hundred twenty-nine".