2664218716 has 24 divisors (see below), whose sum is σ = 4941155520. Its totient is φ = 1252603392.

The previous prime is 2664218701. The next prime is 2664218723. The reversal of 2664218716 is 6178124662.

It is a super-2 number, since 2×2664218716² = 14196122733369377312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59421 + ... + 94123.

It is an arithmetic number, because the mean of its divisors is an integer number (205881480).

Almost surely, 2^2664218716 is an apocalyptic number.

It is an amenable number.

2664218716 is a deficient number, since it is larger than the sum of its proper divisors (2276936804).

2664218716 is a wasteful number, since it uses less digits than its factorization.

2664218716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35853 (or 35851 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 2664218716 is about 51616.0703269825. The cubic root of 2664218716 is about 1386.2980902446.

The spelling of 2664218716 in words is "two billion, six hundred sixty-four million, two hundred eighteen thousand, seven hundred sixteen".