11878107886 has 8 divisors (see below), whose sum is σ = 17817671304. Its totient is φ = 5938884120.

The previous prime is 11878107869. The next prime is 11878107919. The reversal of 11878107886 is 68870187811.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38241 + ... + 158803.

It is an arithmetic number, because the mean of its divisors is an integer number (2227208913).

Almost surely, 2^11878107886 is an apocalyptic number.

11878107886 is a deficient number, since it is larger than the sum of its proper divisors (5939563418).

11878107886 is a wasteful number, since it uses less digits than its factorization.

11878107886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169826.

The product of its (nonzero) digits is 1204224, while the sum is 55.

The spelling of 11878107886 in words is "eleven billion, eight hundred seventy-eight million, one hundred seven thousand, eight hundred eighty-six".