260556332732255 has 16 divisors (see below), whose sum is σ = 361639632904704. Its totient is φ = 176514582723360.

The previous prime is 260556332732231. The next prime is 260556332732263. The reversal of 260556332732255 is 552237233655062.

It is not a de Polignac number, because 260556332732255 - 2⁴⁰ = 259456821104479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260556332732255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44846181731 + ... + 44846187540.

It is an arithmetic number, because the mean of its divisors is an integer number (22602477056544).

Almost surely, 2^{260556332732255} is an apocalyptic number.

260556332732255 is a deficient number, since it is larger than the sum of its proper divisors (101083300172449).

260556332732255 is an equidigital number, since it uses as much as digits as its factorization.

260556332732255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89692369366.

The product of its (nonzero) digits is 68040000, while the sum is 56.

The spelling of 260556332732255 in words is "two hundred sixty trillion, five hundred fifty-six billion, three hundred thirty-two million, seven hundred thirty-two thousand, two hundred fifty-five".