255664746060117 has 8 divisors (see below), whose sum is σ = 351882661244160. Its totient is φ = 164944997458080.

The previous prime is 255664746060071. The next prime is 255664746060121. The reversal of 255664746060117 is 711060647466552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 255664746060117 - 2⁸ = 255664746059861 is a prime.

It is a super-2 number, since 2×255664746060117² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255664746060197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1374541645392 + ... + 1374541645577.

It is an arithmetic number, because the mean of its divisors is an integer number (43985332655520).

Almost surely, 2^{255664746060117} is an apocalyptic number.

It is an amenable number.

255664746060117 is a deficient number, since it is larger than the sum of its proper divisors (96217915184043).

255664746060117 is a wasteful number, since it uses less digits than its factorization.

255664746060117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2749083291003.

The product of its (nonzero) digits is 50803200, while the sum is 60.

The spelling of 255664746060117 in words is "two hundred fifty-five trillion, six hundred sixty-four billion, seven hundred forty-six million, sixty thousand, one hundred seventeen".