260606564155 has 16 divisors (see below), whose sum is σ = 357672683520. Its totient is φ = 178566946272.

The previous prime is 260606564083. The next prime is 260606564159. The reversal of 260606564155 is 551465606062.

It is a cyclic number.

It is not a de Polignac number, because 260606564155 - 2²³ = 260598175547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260606564159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2759095 + ... + 2851984.

It is an arithmetic number, because the mean of its divisors is an integer number (22354542720).

Almost surely, 2^260606564155 is an apocalyptic number.

260606564155 is a deficient number, since it is larger than the sum of its proper divisors (97066119365).

260606564155 is a wasteful number, since it uses less digits than its factorization.

260606564155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5612418.

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 260606564155 in words is "two hundred sixty billion, six hundred six million, five hundred sixty-four thousand, one hundred fifty-five".