260641305215 has 8 divisors (see below), whose sum is σ = 315639012480. Its totient is φ = 206600080032.

The previous prime is 260641305181. The next prime is 260641305251. The reversal of 260641305215 is 512503146062.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 260641305215 - 2¹² = 260641301119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239119919 + ... + 239121008.

It is an arithmetic number, because the mean of its divisors is an integer number (39454876560).

Almost surely, 2^260641305215 is an apocalyptic number.

260641305215 is a deficient number, since it is larger than the sum of its proper divisors (54997707265).

260641305215 is a wasteful number, since it uses less digits than its factorization.

260641305215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478241041.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 260641305215 in words is "two hundred sixty billion, six hundred forty-one million, three hundred five thousand, two hundred fifteen".