116778774 has 32 divisors (see below), whose sum is σ = 278530560. Its totient is φ = 31914432.

The previous prime is 116778773. The next prime is 116778793. The reversal of 116778774 is 477877611.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116778773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59479 + ... + 61410.

It is an arithmetic number, because the mean of its divisors is an integer number (8704080).

Almost surely, 2^116778774 is an apocalyptic number.

116778774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

116778774 is an abundant number, since it is smaller than the sum of its proper divisors (161751786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116778774 is a wasteful number, since it uses less digits than its factorization.

116778774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120924.

The product of its digits is 460992, while the sum is 48.

The square root of 116778774 is about 10806.4228123834. The cubic root of 116778774 is about 488.7888650705.

The spelling of 116778774 in words is "one hundred sixteen million, seven hundred seventy-eight thousand, seven hundred seventy-four".