816718429311 has 32 divisors (see below), whose sum is σ = 1130277058560. Its totient is φ = 523947763584.

The previous prime is 816718429277. The next prime is 816718429363. The reversal of 816718429311 is 113924817618.

It is not a de Polignac number, because 816718429311 - 2¹⁴ = 816718412927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816718429511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35051181 + ... + 35074473.

It is an arithmetic number, because the mean of its divisors is an integer number (35321158080).

Almost surely, 2^816718429311 is an apocalyptic number.

816718429311 is a deficient number, since it is larger than the sum of its proper divisors (313558629249).

816718429311 is a wasteful number, since it uses less digits than its factorization.

816718429311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24655.

The product of its digits is 580608, while the sum is 51.

The spelling of 816718429311 in words is "eight hundred sixteen billion, seven hundred eighteen million, four hundred twenty-nine thousand, three hundred eleven".