260602640321 has 8 divisors (see below), whose sum is σ = 265799990400. Its totient is φ = 255452754960.

The previous prime is 260602640293. The next prime is 260602640327. The reversal of 260602640321 is 123046206062.

260602640321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 260602640321 - 2¹⁴ = 260602623937 is a prime.

It is a super-2 number, since 2×260602640321² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260602640327) 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 7 ways as a sum of consecutive naturals, for example, 11855090 + ... + 11877051.

It is an arithmetic number, because the mean of its divisors is an integer number (33224998800).

Almost surely, 2^260602640321 is an apocalyptic number.

It is an amenable number.

260602640321 is a deficient number, since it is larger than the sum of its proper divisors (5197350079).

260602640321 is a wasteful number, since it uses less digits than its factorization.

260602640321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23732359.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 260602640321 its reverse (123046206062), we get a palindrome (383648846383).

The spelling of 260602640321 in words is "two hundred sixty billion, six hundred two million, six hundred forty thousand, three hundred twenty-one".