116617585 has 8 divisors (see below), whose sum is σ = 159932736. Its totient is φ = 79966320.

The previous prime is 116617583. The next prime is 116617597. The reversal of 116617585 is 585716611.

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

It is not a de Polignac number, because 116617585 - 2¹ = 116617583 is a prime.

It is a super-2 number, since 2×116617585² = 27199322262464450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116617583) 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, 1665931 + ... + 1666000.

It is an arithmetic number, because the mean of its divisors is an integer number (19991592).

Almost surely, 2^116617585 is an apocalyptic number.

It is an amenable number.

116617585 is a deficient number, since it is larger than the sum of its proper divisors (43315151).

116617585 is an equidigital number, since it uses as much as digits as its factorization.

116617585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331943.

The product of its digits is 50400, while the sum is 40.

The square root of 116617585 is about 10798.9622186579. The cubic root of 116617585 is about 488.5638707974.

The spelling of 116617585 in words is "one hundred sixteen million, six hundred seventeen thousand, five hundred eighty-five".