260252646655 has 64 divisors (see below), whose sum is σ = 352295568000. Its totient is φ = 183574315008.

The previous prime is 260252646593. The next prime is 260252646673. The reversal of 260252646655 is 556646252062.

It is a 14-Lehmer number, since φ(260252646655) divides (260252646655-1)¹⁴.

It is a cyclic number.

It is not a de Polignac number, because 260252646655 - 2¹⁷ = 260252515583 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 260252646599 and 260252646608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34562931 + ... + 34570459.

It is an arithmetic number, because the mean of its divisors is an integer number (5504618250).

Almost surely, 2^260252646655 is an apocalyptic number.

260252646655 is a deficient number, since it is larger than the sum of its proper divisors (92042921345).

260252646655 is a wasteful number, since it uses less digits than its factorization.

260252646655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7996.

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 260252646655 in words is "two hundred sixty billion, two hundred fifty-two million, six hundred forty-six thousand, six hundred fifty-five".