11878627056017 has 8 divisors (see below), whose sum is σ = 12694915338336. Its totient is φ = 11075399386432.

The previous prime is 11878627056011. The next prime is 11878627056061. The reversal of 11878627056017 is 71065072687811.

It is a happy number.

11878627056017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11878627056017 - 2¹⁴ = 11878627039633 is a prime.

It is a super-2 number, since 2×11878627056017² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11878627056011) 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, 3265151303 + ... + 3265154940.

It is an arithmetic number, because the mean of its divisors is an integer number (1586864417292).

Almost surely, 2^{11878627056017} is an apocalyptic number.

11878627056017 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11878627056017 is a deficient number, since it is larger than the sum of its proper divisors (816288282319).

11878627056017 is a wasteful number, since it uses less digits than its factorization.

11878627056017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6530306367.

The product of its (nonzero) digits is 7902720, while the sum is 59.

The spelling of 11878627056017 in words is "eleven trillion, eight hundred seventy-eight billion, six hundred twenty-seven million, fifty-six thousand, seventeen".