260006605655 has 16 divisors (see below), whose sum is σ = 330385456800. Its totient is φ = 195755384832.

The previous prime is 260006605601. The next prime is 260006605657. The reversal of 260006605655 is 556506600062.

It is a cyclic number.

It is not a de Polignac number, because 260006605655 - 2¹⁰ = 260006604631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260006605657) 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, 1141496 + ... + 1350194.

It is an arithmetic number, because the mean of its divisors is an integer number (20649091050).

Almost surely, 2^260006605655 is an apocalyptic number.

260006605655 is a deficient number, since it is larger than the sum of its proper divisors (70378851145).

260006605655 is a wasteful number, since it uses less digits than its factorization.

260006605655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223378.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 260006605655 in words is "two hundred sixty billion, six million, six hundred five thousand, six hundred fifty-five".