116564766 has 24 divisors (see below), whose sum is σ = 237190344. Its totient is φ = 38189520.

The previous prime is 116564761. The next prime is 116564779. The reversal of 116564766 is 667465611.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116564761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18096 + ... + 23676.

It is an arithmetic number, because the mean of its divisors is an integer number (9882931).

Almost surely, 2^116564766 is an apocalyptic number.

116564766 is an abundant number, since it is smaller than the sum of its proper divisors (120625578).

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

116564766 is an equidigital number, since it uses as much as digits as its factorization.

116564766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5704 (or 5645 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 116564766 is about 10796.5163826116. The cubic root of 116564766 is about 488.4900987556.

The spelling of 116564766 in words is "one hundred sixteen million, five hundred sixty-four thousand, seven hundred sixty-six".