260421605241 has 16 divisors (see below), whose sum is σ = 397194701184. Its totient is φ = 148676678784.

The previous prime is 260421605239. The next prime is 260421605359. The reversal of 260421605241 is 142506124062.

It is not a de Polignac number, because 260421605241 - 2¹ = 260421605239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260421601241) 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, 5629210 + ... + 5675283.

It is an arithmetic number, because the mean of its divisors is an integer number (24824668824).

Almost surely, 2^260421605241 is an apocalyptic number.

260421605241 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

260421605241 is a deficient number, since it is larger than the sum of its proper divisors (136773095943).

260421605241 is a wasteful number, since it uses less digits than its factorization.

260421605241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11305600.

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 260421605241 in words is "two hundred sixty billion, four hundred twenty-one million, six hundred five thousand, two hundred forty-one".