116465665 has 8 divisors (see below), whose sum is σ = 139826088. Its totient is φ = 93127680.

The previous prime is 116465663. The next prime is 116465747. The reversal of 116465665 is 566564611.

It can be written as a sum of positive squares in 4 ways, for example, as 55890576 + 60575089 = 7476^2 + 7783^2 .

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

It is not a de Polignac number, because 116465665 - 2¹ = 116465663 is a prime.

It is a super-2 number, since 2×116465665² = 27128502247784450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116465663) 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, 9535 + ... + 17995.

It is an arithmetic number, because the mean of its divisors is an integer number (17478261).

Almost surely, 2^116465665 is an apocalyptic number.

It is an amenable number.

116465665 is a deficient number, since it is larger than the sum of its proper divisors (23360423).

116465665 is an equidigital number, since it uses as much as digits as its factorization.

116465665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11219.

The product of its digits is 129600, while the sum is 40.

The square root of 116465665 is about 10791.9259170919. The cubic root of 116465665 is about 488.3516247140.

The spelling of 116465665 in words is "one hundred sixteen million, four hundred sixty-five thousand, six hundred sixty-five".