116385566 has 32 divisors (see below), whose sum is σ = 201754368. Its totient is φ = 49832640.

The previous prime is 116385559. The next prime is 116385611. The reversal of 116385566 is 665583611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32186 + ... + 35618.

It is an arithmetic number, because the mean of its divisors is an integer number (6304824).

Almost surely, 2^116385566 is an apocalyptic number.

116385566 is a deficient number, since it is larger than the sum of its proper divisors (85368802).

116385566 is a wasteful number, since it uses less digits than its factorization.

116385566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3536.

The product of its digits is 129600, while the sum is 41.

The square root of 116385566 is about 10788.2142173763. The cubic root of 116385566 is about 488.2396447937.

The spelling of 116385566 in words is "one hundred sixteen million, three hundred eighty-five thousand, five hundred sixty-six".