2311218466 has 16 divisors (see below), whose sum is σ = 3528233856. Its totient is φ = 1135235376.

The previous prime is 2311218461. The next prime is 2311218491. The reversal of 2311218466 is 6648121132.

It is not an unprimeable number, because it can be changed into a prime (2311218461) 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, 25680 + ... + 72676.

It is an arithmetic number, because the mean of its divisors is an integer number (220514616).

Almost surely, 2^2311218466 is an apocalyptic number.

2311218466 is a deficient number, since it is larger than the sum of its proper divisors (1217015390).

2311218466 is a wasteful number, since it uses less digits than its factorization.

2311218466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47433.

The product of its digits is 13824, while the sum is 34.

The square root of 2311218466 is about 48075.1335515566. The cubic root of 2311218466 is about 1322.1487931441.

Adding to 2311218466 its reverse (6648121132), we get a palindrome (8959339598).

The spelling of 2311218466 in words is "two billion, three hundred eleven million, two hundred eighteen thousand, four hundred sixty-six".