260342644163 has 24 divisors (see below), whose sum is σ = 306257946624. Its totient is φ = 220651947600.

The previous prime is 260342644117. The next prime is 260342644193. The reversal of 260342644163 is 361446243062.

It is not a de Polignac number, because 260342644163 - 2³⁰ = 259268902339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260342644163.

It is not an unprimeable number, because it can be changed into a prime (260342644103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1479668 + ... + 1646238.

It is an arithmetic number, because the mean of its divisors is an integer number (12760747776).

Almost surely, 2^260342644163 is an apocalyptic number.

260342644163 is a deficient number, since it is larger than the sum of its proper divisors (45915302461).

260342644163 is a wasteful number, since it uses less digits than its factorization.

260342644163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166943 (or 166936 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 260342644163 in words is "two hundred sixty billion, three hundred forty-two million, six hundred forty-four thousand, one hundred sixty-three".