916321305211 has 48 divisors (see below), whose sum is σ = 1034082352128. Its totient is φ = 806306659200.

The previous prime is 916321305157. The next prime is 916321305217. The reversal of 916321305211 is 112503123619.

It is not a de Polignac number, because 916321305211 - 2²⁵ = 916287750779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (916321305217) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1010276620 + ... + 1010277526.

It is an arithmetic number, because the mean of its divisors is an integer number (21543382336).

Almost surely, 2^916321305211 is an apocalyptic number.

916321305211 is a deficient number, since it is larger than the sum of its proper divisors (117761046917).

916321305211 is a wasteful number, since it uses less digits than its factorization.

916321305211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380 (or 1271 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 916321305211 in words is "nine hundred sixteen billion, three hundred twenty-one million, three hundred five thousand, two hundred eleven".