2555860117 has 8 divisors (see below), whose sum is σ = 2609308800. Its totient is φ = 2502749184.

The previous prime is 2555860067. The next prime is 2555860123. The reversal of 2555860117 is 7110685552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2555860117 - 2²⁷ = 2421642389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2555860117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555863117) 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, 69117 + ... + 99442.

It is an arithmetic number, because the mean of its divisors is an integer number (326163600).

Almost surely, 2^2555860117 is an apocalyptic number.

It is an amenable number.

2555860117 is a deficient number, since it is larger than the sum of its proper divisors (53448683).

2555860117 is a wasteful number, since it uses less digits than its factorization.

2555860117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168875.

The product of its (nonzero) digits is 84000, while the sum is 40.

The square root of 2555860117 is about 50555.5151986408. The cubic root of 2555860117 is about 1367.2429532003.

The spelling of 2555860117 in words is "two billion, five hundred fifty-five million, eight hundred sixty thousand, one hundred seventeen".