1316216516326 has 8 divisors (see below), whose sum is σ = 2007787906440. Its totient is φ = 646953880848.

The previous prime is 1316216516323. The next prime is 1316216516341. The reversal of 1316216516326 is 6236156126131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316216516323) 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, 5577188511 + ... + 5577188746.

It is an arithmetic number, because the mean of its divisors is an integer number (250973488305).

Almost surely, 2^{1316216516326} is an apocalyptic number.

1316216516326 is a deficient number, since it is larger than the sum of its proper divisors (691571390114).

1316216516326 is a wasteful number, since it uses less digits than its factorization.

1316216516326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11154377318.

The product of its digits is 233280, while the sum is 43.

The spelling of 1316216516326 in words is "one trillion, three hundred sixteen billion, two hundred sixteen million, five hundred sixteen thousand, three hundred twenty-six".