66116230 has 32 divisors (see below), whose sum is σ = 130364640. Its totient is φ = 24030720.

The previous prime is 66116227. The next prime is 66116233. The reversal of 66116230 is 3261166.

It is an interprime number because it is at equal distance from previous prime (66116227) and next prime (66116233).

It is a junction number, because it is equal to n+sod(n) for n = 66116195 and 66116204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66116233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1776 + ... + 11635.

It is an arithmetic number, because the mean of its divisors is an integer number (4073895).

Almost surely, 2^66116230 is an apocalyptic number.

66116230 is a deficient number, since it is larger than the sum of its proper divisors (64248410).

66116230 is a wasteful number, since it uses less digits than its factorization.

66116230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13464.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 66116230 is about 8131.1887199843. The cubic root of 66116230 is about 404.3610918934.

Adding to 66116230 its reverse (3261166), we get a palindrome (69377396).

The spelling of 66116230 in words is "sixty-six million, one hundred sixteen thousand, two hundred thirty".