260512770560 has 160 divisors (see below), whose sum is σ = 736880550912. Its totient is φ = 86437232640.

The previous prime is 260512770559. The next prime is 260512770587. The reversal of 260512770560 is 65077215062.

It is a tau number, because it is divible by the number of its divisors (160).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321044 + ... + 789996.

Almost surely, 2^260512770560 is an apocalyptic number.

260512770560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260512770560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (368440275456).

260512770560 is an abundant number, since it is smaller than the sum of its proper divisors (476367780352).

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

260512770560 is an equidigital number, since it uses as much as digits as its factorization.

260512770560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469014 (or 468998 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 260512770560 in words is "two hundred sixty billion, five hundred twelve million, seven hundred seventy thousand, five hundred sixty".