260163221740505 has 16 divisors (see below), whose sum is σ = 322692031656000. Its totient is φ = 201248793908160.

The previous prime is 260163221740451. The next prime is 260163221740519. The reversal of 260163221740505 is 505047122361062.

It is not a de Polignac number, because 260163221740505 - 2¹⁸ = 260163221478361 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7228746155 + ... + 7228782144.

It is an arithmetic number, because the mean of its divisors is an integer number (20168251978500).

Almost surely, 2^{260163221740505} is an apocalyptic number.

It is an amenable number.

260163221740505 is a deficient number, since it is larger than the sum of its proper divisors (62528809915495).

260163221740505 is a wasteful number, since it uses less digits than its factorization.

260163221740505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14457528424.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 260163221740505 in words is "two hundred sixty trillion, one hundred sixty-three billion, two hundred twenty-one million, seven hundred forty thousand, five hundred five".