260066615264 has 96 divisors (see below), whose sum is σ = 544948308576. Its totient is φ = 121748520960.

The previous prime is 260066615227. The next prime is 260066615269. The reversal of 260066615264 is 462516660062.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260066615269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100294352 + ... + 100296944.

It is an arithmetic number, because the mean of its divisors is an integer number (5676544881).

Almost surely, 2^260066615264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260066615264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272474154288).

260066615264 is an abundant number, since it is smaller than the sum of its proper divisors (284881693312).

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

260066615264 is a wasteful number, since it uses less digits than its factorization.

260066615264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508 (or 3500 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 260066615264 in words is "two hundred sixty billion, sixty-six million, six hundred fifteen thousand, two hundred sixty-four".