3218496799999 has 8 divisors (see below), whose sum is σ = 3648498397040. Its totient is φ = 2814555905856.

The previous prime is 3218496799981. The next prime is 3218496800059. The reversal of 3218496799999 is 9999976948123.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3218496799999 - 2¹⁵ = 3218496767231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3218496799699) 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, 6515175462 + ... + 6515175955.

It is an arithmetic number, because the mean of its divisors is an integer number (456062299630).

Almost surely, 2^{3218496799999} is an apocalyptic number.

3218496799999 is a deficient number, since it is larger than the sum of its proper divisors (430001597041).

3218496799999 is a wasteful number, since it uses less digits than its factorization.

3218496799999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13030351449.

The product of its digits is 4285540224, while the sum is 85.

The spelling of 3218496799999 in words is "three trillion, two hundred eighteen billion, four hundred ninety-six million, seven hundred ninety-nine thousand, nine hundred ninety-nine".