116678815 has 8 divisors (see below), whose sum is σ = 152743248. Its totient is φ = 84857280.

The previous prime is 116678801. The next prime is 116678819. The reversal of 116678815 is 518876611.

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

It is not a de Polignac number, because 116678815 - 2¹¹ = 116676767 is a prime.

It is a super-2 number, since 2×116678815² = 27227891739608450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116678819) 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, 1060662 + ... + 1060771.

It is an arithmetic number, because the mean of its divisors is an integer number (19092906).

Almost surely, 2^116678815 is an apocalyptic number.

116678815 is a deficient number, since it is larger than the sum of its proper divisors (36064433).

116678815 is a wasteful number, since it uses less digits than its factorization.

116678815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121449.

The product of its digits is 80640, while the sum is 43.

The square root of 116678815 is about 10801.7968412667. The cubic root of 116678815 is about 488.6493625688.

The spelling of 116678815 in words is "one hundred sixteen million, six hundred seventy-eight thousand, eight hundred fifteen".