2315441666 has 8 divisors (see below), whose sum is σ = 3532029840. Its totient is φ = 1138098388.

The previous prime is 2315441663. The next prime is 2315441719. The reversal of 2315441666 is 6661445132.

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

It is a super-2 number, since 2×2315441666² = 10722540217297711112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2315441663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9811076 + ... + 9811311.

It is an arithmetic number, because the mean of its divisors is an integer number (441503730).

Almost surely, 2^2315441666 is an apocalyptic number.

2315441666 is a deficient number, since it is larger than the sum of its proper divisors (1216588174).

2315441666 is a wasteful number, since it uses less digits than its factorization.

2315441666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19622448.

The product of its digits is 103680, while the sum is 38.

The square root of 2315441666 is about 48119.0364201113. The cubic root of 2315441666 is about 1322.9536069043.

Adding to 2315441666 its reverse (6661445132), we get a palindrome (8976886798).

The spelling of 2315441666 in words is "two billion, three hundred fifteen million, four hundred forty-one thousand, six hundred sixty-six".