118778642333 has 8 divisors (see below), whose sum is σ = 128622178776. Its totient is φ = 109036065600.

The previous prime is 118778642321. The next prime is 118778642407. The reversal of 118778642333 is 333246877811.

It can be written as a sum of positive squares in 4 ways, for example, as 27150141529 + 91628500804 = 164773^2 + 302702^2 .

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 118778642333 - 2⁸ = 118778642077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118778642833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25237478 + ... + 25242183.

It is an arithmetic number, because the mean of its divisors is an integer number (16077772347).

Almost surely, 2^118778642333 is an apocalyptic number.

118778642333 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

118778642333 is a deficient number, since it is larger than the sum of its proper divisors (9843536443).

118778642333 is a wasteful number, since it uses less digits than its factorization.

118778642333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50479855.

The product of its digits is 4064256, while the sum is 53.

The spelling of 118778642333 in words is "one hundred eighteen billion, seven hundred seventy-eight million, six hundred forty-two thousand, three hundred thirty-three".